[CLAUDE] Docs: chốt session 2 — PE skeleton + G-084 + skill audit

User feedback: "phần Duyệt NCC chưa xong đâu đấy nhé, còn chỉnh nhiều"
→ mark PE module skeleton (not feature-complete), liệt kê chi tiết chức
năng/UX/edge-case còn missing cho session tiếp.

Update 7 file:
 - STATUS.md — phase = "PE skeleton + refinement WIP", In Progress liệt
   kê 4 nhóm: A Chức năng MISSING (9 item), B UX/Polish (6 item),
   C Edge case (4 item), D Deploy/Ops (1 item). +G-084 row Recently Done.
 - HANDOFF.md — TL;DR "PE skeleton, còn chỉnh nhiều" + Priority 0 section
   cho session tiếp (9 task PE refinement) + cảnh báo runner + G-084.
 - migration-todos.md — Phase 7 checklist (A/B/C/D nhóm) trước Phase 8
   post-launch. Pending migrations: PaymentTermFields + DepartmentOpinions
   + CodeSequences.
 - architecture.md — Section 9 PurchaseEvaluation module (ERD + workflow
   A/B + kế thừa HĐ flow).
 - CLAUDE.md (root) — 5 file đọc đầu (thêm HANDOFF), Modules table, 12
   migration 46 bảng, +PurchaseEvaluation commit scope.
 - .claude/skills/ — 4 skill cross-ref Phase 6:
   * README: trạng thái updated với Phase 6 note
   * contract-workflow: note PE workflow tách table riêng
   * permission-matrix: +Pe_*/PeWf_* menu keys + TODO grant non-admin
   * ef-core-migration: 12 migration history + Phase 7 pending
 - docs/changelog/sessions/2026-04-23-2359-chot-session-pe-skeleton.md —
   session log full commits + MD files updated + session tiếp priorities
   + notes (PE là skeleton, runner check, G-084 rule, MaPhieu format).

.claude/skills/ef-core-migration/SKILL.md

@@ -1,6 +1,6 @@
 ---
 name: ef-core-migration
-description: Tạo/sửa/revert EF Core 10 migration cho SOLUTION_ERP. Dùng khi thêm entity mới, thay đổi schema, rollback migration, debug DesignTimeDbContextFactory fail. Đã có 8 migration sẵn (Init → AddVersionedWorkflows). Snapshot + Designer + Migration 3-file rule bắt buộc commit đủ.
+description: Tạo/sửa/revert EF Core 10 migration cho SOLUTION_ERP. Dùng khi thêm entity mới, thay đổi schema, rollback migration, debug DesignTimeDbContextFactory fail. Đã có 12 migration sẵn (Init → AddPurchaseEvaluations). Snapshot + Designer + Migration 3-file rule bắt buộc commit đủ.
 when-to-use:
   - "thêm migration"
   - "EF Core migration"
@@ -16,7 +16,7 @@ when-to-use:
 
 > **Context:** .NET 10 + EF Core 10 + SQL Server. DbContext: `ApplicationDbContext` ở `Infrastructure/Persistence/`. Startup: `SolutionErp.Api`.
 
-## Migration history (8 migration hiện có)
+## Migration history (12 migration hiện có)
 
 | # | Name | Tables added / changed |
 |---|---|---|
@@ -28,8 +28,17 @@ when-to-use:
 | 6 | `AddNotifications` | Notifications |
 | 7 | `AddWorkflowTypeAssignments` | WorkflowTypeAssignments (legacy admin override) |
 | 8 | `AddVersionedWorkflows` | WorkflowDefinitions, WorkflowSteps, WorkflowStepApprovers + `Contracts.WorkflowDefinitionId` FK |
+| 9 | `AddContractDetailsAndChangelog` | 7 per-type Details (ThauPhu/GiaoKhoan/NhaCungCap/DichVu/MuaBan/NguyenTacNcc/NguyenTacDv) + ContractChangelogs |
+| 10 | `AddMasterCatalogs` | UnitsOfMeasure, MaterialItems, ServiceItems, WorkItems |
+| 11 | `AddRoleShortNameAndUserDepartment` | +Role.ShortName + User.DepartmentId/Position (cột thêm, không bảng mới) |
+| **12** | **`AddPurchaseEvaluations`** | **10 bảng module Duyệt NCC: PurchaseEvaluations + Suppliers + Details + Quotes + Approvals + Changelogs + Attachments + WorkflowDefinitions/Steps/StepApprovers** |
 
-Total: **24 bảng** dbo + `__EFMigrationsHistory`. Xem `docs/database/schema-diagram.md` ERD đầy đủ.
+Total: **46 bảng** dbo + `__EFMigrationsHistory`. Xem `docs/database/schema-diagram.md` ERD đầy đủ.
+
+**Phase 7 pending (session tiếp):**
+- `AddPePaymentTermFields` — tách `PurchaseEvaluations.PaymentTerms` JSON thành 6 column riêng
+- `AddPeDepartmentOpinions` — thêm 4 field Ý kiến phòng ban (Phê duyệt/CCM/MuaHàng/SM-PM) vào header hoặc table riêng
+- `AddPurchaseEvaluationCodeSequences` — atomic MaPhieu sequence (nếu user chốt format mới)
 
 ## Commands (chạy từ root repo)