diff --git a/src/Backend/SolutionErp.Domain/Identity/PositionLevel.cs b/src/Backend/SolutionErp.Domain/Identity/PositionLevel.cs
new file mode 100644
index 0000000..0e07440
--- /dev/null
+++ b/src/Backend/SolutionErp.Domain/Identity/PositionLevel.cs
@@ -0,0 +1,16 @@
+namespace SolutionErp.Domain.Identity;
+
+// Cấp chức danh trong phòng ban — phục vụ N-stage workflow inner step (Mig 18).
+// Mỗi WorkflowStep cha (= 1 phase) có thể cấu hình 1 chuỗi inner step
+// con (Order asc) khớp Department × PositionLevel. Ai đúng phòng + đúng cấp
+// (+ Order tiếp theo chưa duyệt) thì duyệt được.
+//
+// Default null cho admin/system/external user không thuộc cấp cụ thể.
+// CanBypassReview=true ở User cho phép cấp cao hơn (TP) skip cấp dưới
+// (NV+PP) cùng Department khi duyệt 1 inner step block.
+public enum PositionLevel
+{
+    NhanVien = 1,        // NV
+    PhoPhong = 2,        // PP
+    TruongPhong = 3,     // TP
+}
diff --git a/src/Backend/SolutionErp.Domain/Identity/User.cs b/src/Backend/SolutionErp.Domain/Identity/User.cs
index d51e51d..81ea729 100644
--- a/src/Backend/SolutionErp.Domain/Identity/User.cs
+++ b/src/Backend/SolutionErp.Domain/Identity/User.cs
@@ -18,6 +18,13 @@ public class User : IdentityUser<Guid>
 
     // 2-stage department approval (Phase 9 — Migration 16): khi true, NV
     // được quyền duyệt thay TPB (skip Stage Review, đẩy thẳng Stage Confirm).
+    // Cũng dùng cho N-stage inner step (Mig 18) — TP có CanBypassReview
+    // skip NV+PP cùng Department.
     // Mặc định false (an toàn). Admin set ở UserManager UI.
     public bool CanBypassReview { get; set; }
+
+    // Cấp chức danh trong phòng — phục vụ N-stage workflow inner step (Mig 18).
+    // Mỗi inner step yêu cầu user khớp DepartmentId + PositionLevel mới duyệt
+    // được sub-step đó. Null cho admin/system/external user.
+    public PositionLevel? PositionLevel { get; set; }
 }
diff --git a/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationDepartmentApproval.cs b/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationDepartmentApproval.cs
index 4aad283..90e4db3 100644
--- a/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationDepartmentApproval.cs
+++ b/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationDepartmentApproval.cs
@@ -15,12 +15,18 @@ public class PurchaseEvaluationDepartmentApproval : AuditableEntity
     public Guid PurchaseEvaluationId { get; set; }
     public int PhaseAtApproval { get; set; }              // snapshot PurchaseEvaluationPhase int
     public Guid DepartmentId { get; set; }
-    public ApprovalStage Stage { get; set; }               // 1=Review (NV), 2=Confirm (TPB)
+    public ApprovalStage Stage { get; set; }               // 1=Review (NV), 2=Confirm (TPB) — legacy 2-stage Mig 16
     public Guid ApproverUserId { get; set; }
     public string? ApproverRoleSnapshot { get; set; }
     public string? Comment { get; set; }
     public DateTime ApprovedAt { get; set; }
     public bool IsBypassed { get; set; }
 
+    // N-stage inner step link (Mig 18) — null cho data legacy 2-stage Review/Confirm.
+    // Có giá trị khi step cha có InnerSteps configured → mỗi sub-step approve =
+    // 1 row riêng với InnerStepId set. Cùng Stage=Confirm (legacy field giữ nguyên
+    // cho backward compat — N-stage không dùng Review/Confirm semantics).
+    public Guid? InnerStepId { get; set; }
+
     public PurchaseEvaluation? PurchaseEvaluation { get; set; }
 }
diff --git a/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationWorkflowDefinition.cs b/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationWorkflowDefinition.cs
index f9ff5ce..ba97469 100644
--- a/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationWorkflowDefinition.cs
+++ b/src/Backend/SolutionErp.Domain/PurchaseEvaluations/PurchaseEvaluationWorkflowDefinition.cs
@@ -1,5 +1,6 @@
 using SolutionErp.Domain.Common;
 using SolutionErp.Domain.Contracts;   // reuse WorkflowApproverKind
+using SolutionErp.Domain.Identity;     // reuse PositionLevel
 
 namespace SolutionErp.Domain.PurchaseEvaluations;
 
@@ -34,6 +35,12 @@ public class PurchaseEvaluationWorkflowStep : BaseEntity
 
     public PurchaseEvaluationWorkflowDefinition? Definition { get; set; }
     public List<PurchaseEvaluationWorkflowStepApprover> Approvers { get; set; } = new();
+
+    // Inner steps (Mig 18) — N-stage approval cấu hình động trong cùng 1 phase.
+    // Empty list → fallback logic 2-stage Review/Confirm legacy (Mig 16) per dept.
+    // Có item → service loop theo Order: user khớp Department × PositionLevel
+    // duyệt sub-step. Tất cả required InnerSteps Done → cho phase transition.
+    public List<PurchaseEvaluationWorkflowStepInnerStep> InnerSteps { get; set; } = new();
 }
 
 public class PurchaseEvaluationWorkflowStepApprover : BaseEntity
@@ -44,3 +51,24 @@ public class PurchaseEvaluationWorkflowStepApprover : BaseEntity
 
     public PurchaseEvaluationWorkflowStep? Step { get; set; }
 }
+
+// Inner step (Mig 18 — Phase 9+) — sub-step level con cấu hình bên trong 1
+// WorkflowStep cha (= 1 phase). Cho phép admin định nghĩa thứ tự duyệt N-stage
+// theo Department × PositionLevel: NV.A → PP.A → TP.A → NV.B → PP.B → TP.B → ...
+//
+// User khớp DepartmentId + PositionLevel + Order tiếp theo chưa duyệt = approver
+// hợp lệ. CanBypassReview ở User cho TP skip NV+PP cùng dept (audit IsBypassed).
+//
+// IsRequired=false → cho phép skip không cần row approval (vd "PP optional").
+public class PurchaseEvaluationWorkflowStepInnerStep : BaseEntity
+{
+    public Guid PurchaseEvaluationWorkflowStepId { get; set; }
+    public int Order { get; set; }                              // thứ tự sequential trong cùng step cha
+    public Guid DepartmentId { get; set; }
+    public PositionLevel PositionLevel { get; set; }            // NV / PP / TP
+    public string? Name { get; set; }                            // hiển thị FE — vd "NV.PRO duyệt"
+    public int? SlaDays { get; set; }                            // override step.SlaDays nếu set
+    public bool IsRequired { get; set; } = true;                 // false → optional skip không cần row
+
+    public PurchaseEvaluationWorkflowStep? Step { get; set; }
+}
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/ApplicationDbContext.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/ApplicationDbContext.cs
index 0619055..c37a2cc 100644
--- a/src/Backend/SolutionErp.Infrastructure/Persistence/ApplicationDbContext.cs
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/ApplicationDbContext.cs
@@ -59,6 +59,7 @@ public class ApplicationDbContext
     public DbSet<PurchaseEvaluationWorkflowDefinition> PurchaseEvaluationWorkflowDefinitions => Set<PurchaseEvaluationWorkflowDefinition>();
     public DbSet<PurchaseEvaluationWorkflowStep> PurchaseEvaluationWorkflowSteps => Set<PurchaseEvaluationWorkflowStep>();
     public DbSet<PurchaseEvaluationWorkflowStepApprover> PurchaseEvaluationWorkflowStepApprovers => Set<PurchaseEvaluationWorkflowStepApprover>();
+    public DbSet<PurchaseEvaluationWorkflowStepInnerStep> PurchaseEvaluationWorkflowStepInnerSteps => Set<PurchaseEvaluationWorkflowStepInnerStep>();
     public DbSet<PurchaseEvaluationCodeSequence> PurchaseEvaluationCodeSequences => Set<PurchaseEvaluationCodeSequence>();
     public DbSet<PurchaseEvaluationDepartmentOpinion> PurchaseEvaluationDepartmentOpinions => Set<PurchaseEvaluationDepartmentOpinion>();
     public DbSet<PurchaseEvaluationDepartmentApproval> PurchaseEvaluationDepartmentApprovals => Set<PurchaseEvaluationDepartmentApproval>();
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/DepartmentApprovalsConfiguration.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/DepartmentApprovalsConfiguration.cs
index 262cd5f..cb7e696 100644
--- a/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/DepartmentApprovalsConfiguration.cs
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/DepartmentApprovalsConfiguration.cs
@@ -59,11 +59,19 @@ public class PurchaseEvaluationDepartmentApprovalConfiguration
         b.HasIndex(x => x.PurchaseEvaluationId);
         b.HasIndex(x => x.DepartmentId);
         b.HasIndex(x => x.ApproverUserId);
+        b.HasIndex(x => x.InnerStepId);     // Mig 18 — query rows by sub-step
 
         b.HasOne(x => x.PurchaseEvaluation)
             .WithMany(c => c.DepartmentApprovals)
             .HasForeignKey(x => x.PurchaseEvaluationId)
             .OnDelete(DeleteBehavior.Cascade);
+
+        // FK InnerStepId nullable — Restrict (không xóa InnerStep nếu còn approval row).
+        // Cấu hình không nav để giữ nhẹ entity (1 chiều, query qua join nếu cần).
+        b.HasOne<PurchaseEvaluationWorkflowStepInnerStep>()
+            .WithMany()
+            .HasForeignKey(x => x.InnerStepId)
+            .OnDelete(DeleteBehavior.Restrict);
     }
 }
 
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/PurchaseEvaluationConfiguration.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/PurchaseEvaluationConfiguration.cs
index 53a3ba2..80d31b5 100644
--- a/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/PurchaseEvaluationConfiguration.cs
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/Configurations/PurchaseEvaluationConfiguration.cs
@@ -209,6 +209,37 @@ public class PurchaseEvaluationWorkflowStepApproverConfiguration : IEntityTypeCo
     }
 }
 
+// Inner step (Mig 18) — N-stage approval cấu hình động trong cùng 1 phase.
+// FK Cascade từ Step cha. Index theo (StepId, Order) cho query ordered list.
+// Index riêng DepartmentId để lookup khi service compute next pending sub-step.
+public class PurchaseEvaluationWorkflowStepInnerStepConfiguration
+    : IEntityTypeConfiguration<PurchaseEvaluationWorkflowStepInnerStep>
+{
+    public void Configure(EntityTypeBuilder<PurchaseEvaluationWorkflowStepInnerStep> e)
+    {
+        e.ToTable("PurchaseEvaluationWorkflowStepInnerSteps");
+        e.HasKey(x => x.Id);
+
+        e.Property(x => x.PositionLevel).HasConversion<int>();
+        e.Property(x => x.Name).HasMaxLength(200);
+
+        e.HasOne(x => x.Step)
+            .WithMany(s => s.InnerSteps)
+            .HasForeignKey(x => x.PurchaseEvaluationWorkflowStepId)
+            .OnDelete(DeleteBehavior.Cascade);
+
+        // FK Department — Restrict (không xóa dept nếu còn inner step assigned).
+        // Không cấu hình nav trên Department để tránh circular collection bloat.
+        e.HasOne<SolutionErp.Domain.Master.Department>()
+            .WithMany()
+            .HasForeignKey(x => x.DepartmentId)
+            .OnDelete(DeleteBehavior.Restrict);
+
+        e.HasIndex(x => new { x.PurchaseEvaluationWorkflowStepId, x.Order });
+        e.HasIndex(x => x.DepartmentId);
+    }
+}
+
 // Mirror ContractCodeSequenceConfiguration — Prefix là PK, atomic UPDATE qua
 // SERIALIZABLE transaction trong PurchaseEvaluationCodeGenerator.
 public class PurchaseEvaluationCodeSequenceConfiguration
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260507111034_AddPeWorkflowInnerStepsAndPositionLevel.Designer.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260507111034_AddPeWorkflowInnerStepsAndPositionLevel.Designer.cs
new file mode 100644
index 0000000..03a8db4
--- /dev/null
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260507111034_AddPeWorkflowInnerStepsAndPositionLevel.Designer.cs
@@ -0,0 +1,3658 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using SolutionErp.Infrastructure.Persistence;
+
+#nullable disable
+
+namespace SolutionErp.Infrastructure.Persistence.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20260507111034_AddPeWorkflowInnerStepsAndPositionLevel")]
+    partial class AddPeWorkflowInnerStepsAndPositionLevel
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "10.0.6")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<System.Guid>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid>("RoleId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("RoleClaims", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<System.Guid>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("UserClaims", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<System.Guid>", b =>
+                {
+                    b.Property<string>("LoginProvider")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("ProviderKey")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("ProviderDisplayName")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("LoginProvider", "ProviderKey");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("UserLogins", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<System.Guid>", b =>
+                {
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("RoleId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("UserRoles", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<System.Guid>", b =>
+                {
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("LoginProvider")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("Value")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("UserTokens", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.Budget", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid?>("DrafterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaNganSach")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("NamNganSach")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("RejectedFromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("SlaDeadline")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaWarningSent")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("TenNganSach")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("TongNganSach")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("MaNganSach")
+                        .IsUnique()
+                        .HasFilter("[MaNganSach] IS NOT NULL");
+
+                    b.HasIndex("NamNganSach");
+
+                    b.HasIndex("ProjectId");
+
+                    b.HasIndex("SlaDeadline");
+
+                    b.HasIndex("Phase", "IsDeleted");
+
+                    b.ToTable("Budgets", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("BudgetId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Decision")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ToPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BudgetId", "ApprovedAt");
+
+                    b.ToTable("BudgetApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetChangelog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Action")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("BudgetId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContextNote")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("EntityId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("EntityType")
+                        .HasColumnType("int");
+
+                    b.Property<string>("FieldChangesJson")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("PhaseAtChange")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Summary")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BudgetId", "CreatedAt");
+
+                    b.HasIndex("BudgetId", "EntityType");
+
+                    b.ToTable("BudgetChangelogs", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetDepartmentApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ApproverRoleSnapshot")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<Guid>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("BudgetId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsBypassed")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("PhaseAtApproval")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Stage")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApproverUserId");
+
+                    b.HasIndex("BudgetId");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("BudgetId", "PhaseAtApproval", "DepartmentId", "Stage")
+                        .IsUnique()
+                        .HasDatabaseName("UX_BudgetDeptApprovals_Budget_Phase_Dept_Stage");
+
+                    b.ToTable("BudgetDepartmentApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("BudgetId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("GroupCode")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GroupName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ItemCode")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<decimal>("KhoiLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("NoiDung")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BudgetId", "Order");
+
+                    b.ToTable("BudgetDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Contract", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("BudgetId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("BudgetManualAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("BudgetManualName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("BypassProcurementAndCCM")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DraftData")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<Guid?>("DrafterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("GiaTri")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaHopDong")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("NoiDung")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("RejectedFromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("SlaDeadline")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaWarningSent")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid>("SupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("TemplateId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("TenHopDong")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("WorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BudgetId");
+
+                    b.HasIndex("MaHopDong")
+                        .IsUnique()
+                        .HasFilter("[MaHopDong] IS NOT NULL");
+
+                    b.HasIndex("ProjectId");
+
+                    b.HasIndex("SlaDeadline");
+
+                    b.HasIndex("SupplierId");
+
+                    b.HasIndex("Phase", "IsDeleted");
+
+                    b.ToTable("Contracts", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Decision")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ToPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "ApprovedAt");
+
+                    b.ToTable("ContractApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractAttachment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContentType")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("nvarchar(255)");
+
+                    b.Property<long>("FileSize")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Purpose")
+                        .HasColumnType("int");
+
+                    b.Property<string>("StoragePath")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId");
+
+                    b.ToTable("ContractAttachments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractChangelog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Action")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ContextNote")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("EntityId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("EntityType")
+                        .HasColumnType("int");
+
+                    b.Property<string>("FieldChangesJson")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("PhaseAtChange")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Summary")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "CreatedAt");
+
+                    b.HasIndex("ContractId", "EntityType");
+
+                    b.ToTable("ContractChangelogs", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractCodeSequence", b =>
+                {
+                    b.Property<string>("Prefix")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("LastSeq")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Prefix");
+
+                    b.ToTable("ContractCodeSequences", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractComment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Content")
+                        .IsRequired()
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "CreatedAt");
+
+                    b.ToTable("ContractComments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractDepartmentApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ApproverRoleSnapshot")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<Guid>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsBypassed")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("PhaseAtApproval")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Stage")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApproverUserId");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("ContractId", "PhaseAtApproval", "DepartmentId", "Stage")
+                        .IsUnique()
+                        .HasDatabaseName("UX_ContractDeptApprovals_Contract_Phase_Dept_Stage");
+
+                    b.ToTable("ContractDepartmentApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.DichVuDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DenNgay")
+                        .HasColumnType("datetime2");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("MaDichVu")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("MoTa")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("TenDichVu")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("ThoiGian")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<DateTime?>("TuNgay")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("DichVuDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.GiaoKhoanDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<decimal>("KhoiLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("MaCongViec")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("TenCongViec")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("ThoiGianHoanThanh")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("YeuCauKyThuat")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("GiaoKhoanDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.MuaBanDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("MaSP")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("MoTa")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("SoLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("TenSP")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("ThueVAT")
+                        .HasPrecision(5, 2)
+                        .HasColumnType("decimal(5,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("XuatXu")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("MuaBanDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacDvDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGiaToiDa")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("DonGiaToiThieu")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("LoaiDichVu")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("PhamViDichVu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("SLA")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("TenDichVu")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("NguyenTacDvDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacNccDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DieuKienGiaoHang")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("DieuKienThanhToan")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<decimal>("DonGiaToiDa")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("DonGiaToiThieu")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("NhomSP")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("TenSP")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("NguyenTacNccDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NhaCungCapDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("MaSP")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("SoLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("TenSP")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("ThoiGianGiao")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ThongSoKyThuat")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("XuatXu")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("NhaCungCapDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.ThauPhuDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGia")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("HangMuc")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<decimal>("KhoiLuong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("ThoiGianHoanThanh")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractId", "Order");
+
+                    b.ToTable("ThauPhuDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowDefinition", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("ActivatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("ContractType")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Version")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code", "Version")
+                        .IsUnique();
+
+                    b.HasIndex("ContractType", "IsActive");
+
+                    b.ToTable("WorkflowDefinitions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("SlaDays")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("WorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("WorkflowDefinitionId", "Order");
+
+                    b.ToTable("WorkflowSteps", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStepApprover", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("AssignmentValue")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("WorkflowStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("WorkflowStepId");
+
+                    b.ToTable("WorkflowStepApprovers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowTypeAssignment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("ContractType")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("PolicyName")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractType")
+                        .IsUnique();
+
+                    b.ToTable("WorkflowTypeAssignments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Forms.ContractClause", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Content")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Version")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique();
+
+                    b.ToTable("ContractClauses", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Forms.ContractTemplate", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("ContractType")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("FieldSpec")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("nvarchar(255)");
+
+                    b.Property<string>("FormCode")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Format")
+                        .IsRequired()
+                        .HasMaxLength(10)
+                        .HasColumnType("nvarchar(10)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("StoragePath")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ContractType");
+
+                    b.HasIndex("FormCode")
+                        .IsUnique();
+
+                    b.ToTable("ContractTemplates", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.MenuItem", b =>
+                {
+                    b.Property<string>("Key")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Icon")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("Label")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ParentKey")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("Key");
+
+                    b.HasIndex("ParentKey");
+
+                    b.ToTable("MenuItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.Permission", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("CanCreate")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("CanDelete")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("CanRead")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("CanUpdate")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MenuKey")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<Guid>("RoleId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("MenuKey");
+
+                    b.HasIndex("RoleId", "MenuKey")
+                        .IsUnique();
+
+                    b.ToTable("Permissions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.Role", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("NormalizedName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("ShortName")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName")
+                        .IsUnique()
+                        .HasDatabaseName("RoleNameIndex")
+                        .HasFilter("[NormalizedName] IS NOT NULL");
+
+                    b.ToTable("Roles", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.User", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("AccessFailedCount")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("CanBypassReview")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<bool>("EmailConfirmed")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("FullName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("LockoutEnabled")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTimeOffset?>("LockoutEnd")
+                        .HasColumnType("datetimeoffset");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("NormalizedUserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("PasswordHash")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("PhoneNumber")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("PhoneNumberConfirmed")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Position")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int?>("PositionLevel")
+                        .HasColumnType("int");
+
+                    b.Property<string>("RefreshToken")
+                        .HasMaxLength(512)
+                        .HasColumnType("nvarchar(512)");
+
+                    b.Property<DateTime?>("RefreshTokenExpiresAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("SecurityStamp")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("TwoFactorEnabled")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("NormalizedEmail")
+                        .HasDatabaseName("EmailIndex");
+
+                    b.HasIndex("NormalizedUserName")
+                        .IsUnique()
+                        .HasDatabaseName("UserNameIndex")
+                        .HasFilter("[NormalizedUserName] IS NOT NULL");
+
+                    b.ToTable("Users", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.MaterialItem", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Category")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DefaultUnit")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("OriginCountry")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Specification")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Category");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("MaterialItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.ServiceItem", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Category")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DefaultUnit")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Category");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("ServiceItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.UnitOfMeasure", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("UnitsOfMeasure", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Catalogs.WorkItem", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Category")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DefaultUnit")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Category");
+
+                    b.HasIndex("Code")
+                        .IsUnique()
+                        .HasFilter("[IsDeleted] = 0");
+
+                    b.ToTable("WorkItems", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Department", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid?>("ManagerUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique();
+
+                    b.ToTable("Departments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Project", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("BudgetTotal")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("EndDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<Guid?>("ManagerUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime?>("StartDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique();
+
+                    b.ToTable("Projects", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Master.Supplier", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Address")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("ContactPerson")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("Phone")
+                        .HasMaxLength(30)
+                        .HasColumnType("nvarchar(30)");
+
+                    b.Property<string>("TaxCode")
+                        .HasMaxLength(20)
+                        .HasColumnType("nvarchar(20)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code")
+                        .IsUnique();
+
+                    b.HasIndex("Type");
+
+                    b.ToTable("Suppliers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Notifications.Notification", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("Href")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("ReadAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("RefId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasMaxLength(300)
+                        .HasColumnType("nvarchar(300)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CreatedAt");
+
+                    b.HasIndex("UserId", "ReadAt");
+
+                    b.ToTable("Notifications", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("BudgetId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal?>("BudgetManualAmount")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("BudgetManualName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid?>("ContractId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DiaDiem")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid?>("DrafterUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("MaPhieu")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<string>("MoTa")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<string>("PaymentTerms")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("ProjectId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("RejectedFromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid?>("SelectedSupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("SlaDeadline")
+                        .HasColumnType("datetime2");
+
+                    b.Property<bool>("SlaWarningSent")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("TenGoiThau")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("WorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BudgetId");
+
+                    b.HasIndex("ContractId");
+
+                    b.HasIndex("MaPhieu")
+                        .IsUnique()
+                        .HasFilter("[MaPhieu] IS NOT NULL");
+
+                    b.HasIndex("ProjectId");
+
+                    b.HasIndex("SlaDeadline");
+
+                    b.HasIndex("WorkflowDefinitionId");
+
+                    b.HasIndex("Phase", "IsDeleted");
+
+                    b.ToTable("PurchaseEvaluations", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Decision")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FromPhase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("ToPhase")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "ApprovedAt");
+
+                    b.ToTable("PurchaseEvaluationApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationAttachment", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContentType")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("FileName")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("nvarchar(255)");
+
+                    b.Property<long>("FileSize")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("PurchaseEvaluationSupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Purpose")
+                        .HasColumnType("int");
+
+                    b.Property<string>("StoragePath")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId");
+
+                    b.HasIndex("PurchaseEvaluationSupplierId");
+
+                    b.ToTable("PurchaseEvaluationAttachments", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationChangelog", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Action")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ContextNote")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("EntityId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("EntityType")
+                        .HasColumnType("int");
+
+                    b.Property<string>("FieldChangesJson")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int?>("PhaseAtChange")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Summary")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "CreatedAt");
+
+                    b.HasIndex("PurchaseEvaluationId", "EntityType");
+
+                    b.ToTable("PurchaseEvaluationChangelogs", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationCodeSequence", b =>
+                {
+                    b.Property<string>("Prefix")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<int>("LastSeq")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.HasKey("Prefix");
+
+                    b.ToTable("PurchaseEvaluationCodeSequences", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentApproval", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("ApprovedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("ApproverRoleSnapshot")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<Guid>("ApproverUserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Comment")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("InnerStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsBypassed")
+                        .HasColumnType("bit");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("PhaseAtApproval")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Stage")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ApproverUserId");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("InnerStepId");
+
+                    b.HasIndex("PurchaseEvaluationId");
+
+                    b.HasIndex("PurchaseEvaluationId", "PhaseAtApproval", "DepartmentId", "Stage")
+                        .IsUnique()
+                        .HasDatabaseName("UX_PEDeptApprovals_PE_Phase_Dept_Stage");
+
+                    b.ToTable("PurchaseEvaluationDepartmentApprovals", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentOpinion", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("DeletedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsDeleted")
+                        .HasColumnType("bit");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("int");
+
+                    b.Property<string>("Opinion")
+                        .HasMaxLength(2000)
+                        .HasColumnType("nvarchar(2000)");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("SignedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "Kind")
+                        .IsUnique();
+
+                    b.ToTable("PurchaseEvaluationDepartmentOpinions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("DonGiaNganSach")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<string>("DonViTinh")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GhiChu")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<string>("GroupCode")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<string>("GroupName")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ItemCode")
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<decimal>("KhoiLuongNganSach")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<decimal>("KhoiLuongThiCong")
+                        .HasPrecision(18, 4)
+                        .HasColumnType("decimal(18,4)");
+
+                    b.Property<string>("NoiDung")
+                        .IsRequired()
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("ThanhTienNganSach")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId", "Order");
+
+                    b.ToTable("PurchaseEvaluationDetails", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationQuote", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("BgVat")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<decimal>("ChuaVat")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsSelected")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<Guid>("PurchaseEvaluationDetailId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid?>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("PurchaseEvaluationSupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<decimal>("ThanhTien")
+                        .HasPrecision(18, 2)
+                        .HasColumnType("decimal(18,2)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationId");
+
+                    b.HasIndex("PurchaseEvaluationSupplierId");
+
+                    b.HasIndex("PurchaseEvaluationDetailId", "PurchaseEvaluationSupplierId")
+                        .IsUnique();
+
+                    b.ToTable("PurchaseEvaluationQuotes", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationSupplier", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("ContactEmail")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ContactName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("ContactPhone")
+                        .HasMaxLength(50)
+                        .HasColumnType("nvarchar(50)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("DisplayName")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<string>("Note")
+                        .HasMaxLength(500)
+                        .HasColumnType("nvarchar(500)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<string>("PaymentTermText")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<Guid>("PurchaseEvaluationId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("SupplierId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SupplierId");
+
+                    b.HasIndex("PurchaseEvaluationId", "SupplierId")
+                        .IsUnique();
+
+                    b.ToTable("PurchaseEvaluationSuppliers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowDefinition", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("ActivatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Code")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Description")
+                        .HasMaxLength(1000)
+                        .HasColumnType("nvarchar(1000)");
+
+                    b.Property<int>("EvaluationType")
+                        .HasColumnType("int");
+
+                    b.Property<bool>("IsActive")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Version")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Code", "Version")
+                        .IsUnique();
+
+                    b.HasIndex("EvaluationType", "IsActive");
+
+                    b.ToTable("PurchaseEvaluationWorkflowDefinitions", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Phase")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationWorkflowDefinitionId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("SlaDays")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationWorkflowDefinitionId", "Order");
+
+                    b.ToTable("PurchaseEvaluationWorkflowSteps", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepApprover", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<string>("AssignmentValue")
+                        .IsRequired()
+                        .HasMaxLength(100)
+                        .HasColumnType("nvarchar(100)");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationWorkflowStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("PurchaseEvaluationWorkflowStepId");
+
+                    b.ToTable("PurchaseEvaluationWorkflowStepApprovers", (string)null);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepInnerStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsRequired")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PositionLevel")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationWorkflowStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("SlaDays")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("PurchaseEvaluationWorkflowStepId", "Order");
+
+                    b.ToTable("PurchaseEvaluationWorkflowStepInnerSteps", (string)null);
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.Role", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.Role", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<System.Guid>", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Budgets.Budget", "Budget")
+                        .WithMany("Approvals")
+                        .HasForeignKey("BudgetId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Budget");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetChangelog", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Budgets.Budget", "Budget")
+                        .WithMany("Changelogs")
+                        .HasForeignKey("BudgetId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Budget");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetDepartmentApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Budgets.Budget", "Budget")
+                        .WithMany("DepartmentApprovals")
+                        .HasForeignKey("BudgetId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Budget");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.BudgetDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Budgets.Budget", "Budget")
+                        .WithMany("Details")
+                        .HasForeignKey("BudgetId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Budget");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Approvals")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractAttachment", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Attachments")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractChangelog", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Changelogs")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractComment", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("Comments")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.ContractDepartmentApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("DepartmentApprovals")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.DichVuDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("DichVuDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.GiaoKhoanDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("GiaoKhoanDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.MuaBanDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("MuaBanDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacDvDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("NguyenTacDvDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NguyenTacNccDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("NguyenTacNccDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.NhaCungCapDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("NhaCungCapDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Details.ThauPhuDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.Contract", "Contract")
+                        .WithMany("ThauPhuDetails")
+                        .HasForeignKey("ContractId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Contract");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStep", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.WorkflowDefinition", "WorkflowDefinition")
+                        .WithMany("Steps")
+                        .HasForeignKey("WorkflowDefinitionId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("WorkflowDefinition");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStepApprover", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Contracts.WorkflowStep", "Step")
+                        .WithMany("Approvers")
+                        .HasForeignKey("WorkflowStepId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Step");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.MenuItem", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.MenuItem", "Parent")
+                        .WithMany("Children")
+                        .HasForeignKey("ParentKey")
+                        .OnDelete(DeleteBehavior.Restrict);
+
+                    b.Navigation("Parent");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.Permission", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Identity.MenuItem", "Menu")
+                        .WithMany("Permissions")
+                        .HasForeignKey("MenuKey")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.Identity.Role", "Role")
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Menu");
+
+                    b.Navigation("Role");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.User", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Master.Department", null)
+                        .WithMany()
+                        .HasForeignKey("DepartmentId")
+                        .OnDelete(DeleteBehavior.Restrict);
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Approvals")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationAttachment", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Attachments")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationChangelog", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Changelogs")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentApproval", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepInnerStep", null)
+                        .WithMany()
+                        .HasForeignKey("InnerStepId")
+                        .OnDelete(DeleteBehavior.Restrict);
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("DepartmentApprovals")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentOpinion", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("DepartmentOpinions")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Details")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationQuote", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", "Detail")
+                        .WithMany("Quotes")
+                        .HasForeignKey("PurchaseEvaluationDetailId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", null)
+                        .WithMany("Quotes")
+                        .HasForeignKey("PurchaseEvaluationId");
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationSupplier", "Supplier")
+                        .WithMany()
+                        .HasForeignKey("PurchaseEvaluationSupplierId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("Detail");
+
+                    b.Navigation("Supplier");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationSupplier", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
+                        .WithMany("Suppliers")
+                        .HasForeignKey("PurchaseEvaluationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("PurchaseEvaluation");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowDefinition", "Definition")
+                        .WithMany("Steps")
+                        .HasForeignKey("PurchaseEvaluationWorkflowDefinitionId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Definition");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepApprover", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", "Step")
+                        .WithMany("Approvers")
+                        .HasForeignKey("PurchaseEvaluationWorkflowStepId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Step");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepInnerStep", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Master.Department", null)
+                        .WithMany()
+                        .HasForeignKey("DepartmentId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", "Step")
+                        .WithMany("InnerSteps")
+                        .HasForeignKey("PurchaseEvaluationWorkflowStepId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Step");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Budgets.Budget", b =>
+                {
+                    b.Navigation("Approvals");
+
+                    b.Navigation("Changelogs");
+
+                    b.Navigation("DepartmentApprovals");
+
+                    b.Navigation("Details");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.Contract", b =>
+                {
+                    b.Navigation("Approvals");
+
+                    b.Navigation("Attachments");
+
+                    b.Navigation("Changelogs");
+
+                    b.Navigation("Comments");
+
+                    b.Navigation("DepartmentApprovals");
+
+                    b.Navigation("DichVuDetails");
+
+                    b.Navigation("GiaoKhoanDetails");
+
+                    b.Navigation("MuaBanDetails");
+
+                    b.Navigation("NguyenTacDvDetails");
+
+                    b.Navigation("NguyenTacNccDetails");
+
+                    b.Navigation("NhaCungCapDetails");
+
+                    b.Navigation("ThauPhuDetails");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowDefinition", b =>
+                {
+                    b.Navigation("Steps");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Contracts.WorkflowStep", b =>
+                {
+                    b.Navigation("Approvers");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.Identity.MenuItem", b =>
+                {
+                    b.Navigation("Children");
+
+                    b.Navigation("Permissions");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", b =>
+                {
+                    b.Navigation("Approvals");
+
+                    b.Navigation("Attachments");
+
+                    b.Navigation("Changelogs");
+
+                    b.Navigation("DepartmentApprovals");
+
+                    b.Navigation("DepartmentOpinions");
+
+                    b.Navigation("Details");
+
+                    b.Navigation("Quotes");
+
+                    b.Navigation("Suppliers");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDetail", b =>
+                {
+                    b.Navigation("Quotes");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowDefinition", b =>
+                {
+                    b.Navigation("Steps");
+                });
+
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", b =>
+                {
+                    b.Navigation("Approvers");
+
+                    b.Navigation("InnerSteps");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260507111034_AddPeWorkflowInnerStepsAndPositionLevel.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260507111034_AddPeWorkflowInnerStepsAndPositionLevel.cs
new file mode 100644
index 0000000..67e5148
--- /dev/null
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/20260507111034_AddPeWorkflowInnerStepsAndPositionLevel.cs
@@ -0,0 +1,107 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SolutionErp.Infrastructure.Persistence.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddPeWorkflowInnerStepsAndPositionLevel : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "PositionLevel",
+                table: "Users",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "InnerStepId",
+                table: "PurchaseEvaluationDepartmentApprovals",
+                type: "uniqueidentifier",
+                nullable: true);
+
+            migrationBuilder.CreateTable(
+                name: "PurchaseEvaluationWorkflowStepInnerSteps",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
+                    PurchaseEvaluationWorkflowStepId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
+                    Order = table.Column<int>(type: "int", nullable: false),
+                    DepartmentId = table.Column<Guid>(type: "uniqueidentifier", nullable: false),
+                    PositionLevel = table.Column<int>(type: "int", nullable: false),
+                    Name = table.Column<string>(type: "nvarchar(200)", maxLength: 200, nullable: true),
+                    SlaDays = table.Column<int>(type: "int", nullable: true),
+                    IsRequired = table.Column<bool>(type: "bit", nullable: false),
+                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    UpdatedAt = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    CreatedBy = table.Column<Guid>(type: "uniqueidentifier", nullable: true),
+                    UpdatedBy = table.Column<Guid>(type: "uniqueidentifier", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_PurchaseEvaluationWorkflowStepInnerSteps", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_PurchaseEvaluationWorkflowStepInnerSteps_Departments_DepartmentId",
+                        column: x => x.DepartmentId,
+                        principalTable: "Departments",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                    table.ForeignKey(
+                        name: "FK_PurchaseEvaluationWorkflowStepInnerSteps_PurchaseEvaluationWorkflowSteps_PurchaseEvaluationWorkflowStepId",
+                        column: x => x.PurchaseEvaluationWorkflowStepId,
+                        principalTable: "PurchaseEvaluationWorkflowSteps",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_PurchaseEvaluationDepartmentApprovals_InnerStepId",
+                table: "PurchaseEvaluationDepartmentApprovals",
+                column: "InnerStepId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_PurchaseEvaluationWorkflowStepInnerSteps_DepartmentId",
+                table: "PurchaseEvaluationWorkflowStepInnerSteps",
+                column: "DepartmentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_PurchaseEvaluationWorkflowStepInnerSteps_PurchaseEvaluationWorkflowStepId_Order",
+                table: "PurchaseEvaluationWorkflowStepInnerSteps",
+                columns: new[] { "PurchaseEvaluationWorkflowStepId", "Order" });
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_PurchaseEvaluationDepartmentApprovals_PurchaseEvaluationWorkflowStepInnerSteps_InnerStepId",
+                table: "PurchaseEvaluationDepartmentApprovals",
+                column: "InnerStepId",
+                principalTable: "PurchaseEvaluationWorkflowStepInnerSteps",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Restrict);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_PurchaseEvaluationDepartmentApprovals_PurchaseEvaluationWorkflowStepInnerSteps_InnerStepId",
+                table: "PurchaseEvaluationDepartmentApprovals");
+
+            migrationBuilder.DropTable(
+                name: "PurchaseEvaluationWorkflowStepInnerSteps");
+
+            migrationBuilder.DropIndex(
+                name: "IX_PurchaseEvaluationDepartmentApprovals_InnerStepId",
+                table: "PurchaseEvaluationDepartmentApprovals");
+
+            migrationBuilder.DropColumn(
+                name: "PositionLevel",
+                table: "Users");
+
+            migrationBuilder.DropColumn(
+                name: "InnerStepId",
+                table: "PurchaseEvaluationDepartmentApprovals");
+        }
+    }
+}
diff --git a/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/ApplicationDbContextModelSnapshot.cs b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/ApplicationDbContextModelSnapshot.cs
index 8afb252..e220806 100644
--- a/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/ApplicationDbContextModelSnapshot.cs
+++ b/src/Backend/SolutionErp.Infrastructure/Persistence/Migrations/ApplicationDbContextModelSnapshot.cs
@@ -1809,6 +1809,9 @@ namespace SolutionErp.Infrastructure.Persistence.Migrations
                         .HasMaxLength(200)
                         .HasColumnType("nvarchar(200)");
 
+                    b.Property<int?>("PositionLevel")
+                        .HasColumnType("int");
+
                     b.Property<string>("RefreshToken")
                         .HasMaxLength(512)
                         .HasColumnType("nvarchar(512)");
@@ -2656,6 +2659,9 @@ namespace SolutionErp.Infrastructure.Persistence.Migrations
                     b.Property<Guid>("DepartmentId")
                         .HasColumnType("uniqueidentifier");
 
+                    b.Property<Guid?>("InnerStepId")
+                        .HasColumnType("uniqueidentifier");
+
                     b.Property<bool>("IsBypassed")
                         .HasColumnType("bit");
 
@@ -2683,6 +2689,8 @@ namespace SolutionErp.Infrastructure.Persistence.Migrations
 
                     b.HasIndex("DepartmentId");
 
+                    b.HasIndex("InnerStepId");
+
                     b.HasIndex("PurchaseEvaluationId");
 
                     b.HasIndex("PurchaseEvaluationId", "PhaseAtApproval", "DepartmentId", "Stage")
@@ -3072,6 +3080,55 @@ namespace SolutionErp.Infrastructure.Persistence.Migrations
                     b.ToTable("PurchaseEvaluationWorkflowStepApprovers", (string)null);
                 });
 
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepInnerStep", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<DateTime>("CreatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("CreatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<Guid>("DepartmentId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<bool>("IsRequired")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(200)
+                        .HasColumnType("nvarchar(200)");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("int");
+
+                    b.Property<int>("PositionLevel")
+                        .HasColumnType("int");
+
+                    b.Property<Guid>("PurchaseEvaluationWorkflowStepId")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.Property<int?>("SlaDays")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime?>("UpdatedAt")
+                        .HasColumnType("datetime2");
+
+                    b.Property<Guid?>("UpdatedBy")
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DepartmentId");
+
+                    b.HasIndex("PurchaseEvaluationWorkflowStepId", "Order");
+
+                    b.ToTable("PurchaseEvaluationWorkflowStepInnerSteps", (string)null);
+                });
+
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<System.Guid>", b =>
                 {
                     b.HasOne("SolutionErp.Domain.Identity.Role", null)
@@ -3393,6 +3450,11 @@ namespace SolutionErp.Infrastructure.Persistence.Migrations
 
             modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationDepartmentApproval", b =>
                 {
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepInnerStep", null)
+                        .WithMany()
+                        .HasForeignKey("InnerStepId")
+                        .OnDelete(DeleteBehavior.Restrict);
+
                     b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluation", "PurchaseEvaluation")
                         .WithMany("DepartmentApprovals")
                         .HasForeignKey("PurchaseEvaluationId")
@@ -3480,6 +3542,23 @@ namespace SolutionErp.Infrastructure.Persistence.Migrations
                     b.Navigation("Step");
                 });
 
+            modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStepInnerStep", b =>
+                {
+                    b.HasOne("SolutionErp.Domain.Master.Department", null)
+                        .WithMany()
+                        .HasForeignKey("DepartmentId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.HasOne("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", "Step")
+                        .WithMany("InnerSteps")
+                        .HasForeignKey("PurchaseEvaluationWorkflowStepId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Step");
+                });
+
             modelBuilder.Entity("SolutionErp.Domain.Budgets.Budget", b =>
                 {
                     b.Navigation("Approvals");
@@ -3567,6 +3646,8 @@ namespace SolutionErp.Infrastructure.Persistence.Migrations
             modelBuilder.Entity("SolutionErp.Domain.PurchaseEvaluations.PurchaseEvaluationWorkflowStep", b =>
                 {
                     b.Navigation("Approvers");
+
+                    b.Navigation("InnerSteps");
                 });
 #pragma warning restore 612, 618
         }