diff --git a/.claude/workflows/runs/2026-07-31-S164-4gd-khkk-fanout/sub-reviewer-gate-k2.md b/.claude/workflows/runs/2026-07-31-S164-4gd-khkk-fanout/sub-reviewer-gate-k2.md
index 6a4a3e2..d0257e2 100644
--- a/.claude/workflows/runs/2026-07-31-S164-4gd-khkk-fanout/sub-reviewer-gate-k2.md
+++ b/.claude/workflows/runs/2026-07-31-S164-4gd-khkk-fanout/sub-reviewer-gate-k2.md
@@ -12,4 +12,20 @@ REVIEWER-GATE-K2: IN-PROGRESS — chưa chốt
 - File K2 untracked: `20260731085624_AddKhkkApprovalGroupCatalogAndFinalizeRuntime.cs` + `.Designer.cs`
   + `tests/.../Application/ContractSigningPlanGroupAndCatalogTests.cs`.
 
-(đang đo tiếp — build/test/npm chạy nền)
+## §1 Trọng tài BUILD/TEST — reviewer tự chạy tươi (nguyên văn)
+
+- `dotnet build SolutionErp.slnx` → `Build succeeded. 0 Warning(s) 0 Error(s)` · `Time Elapsed 00:00:18.24` ⇒ **KHỚP claim 0W/0E**.
+- `dotnet test SolutionErp.slnx`:
+  - Domain: `Passed! - Failed: 0, Passed: 45, Skipped: 0, Total: 45, Duration: 69 ms`
+  - Infrastructure: `Passed! - Failed: 0, Passed: 562, Skipped: 0, Total: 562, Duration: 1 m 11 s`
+  - Tổng **607/0 = 45D + 562I** ⇒ **KHỚP claim `sub-test-k2.md:1` từng con số.**
+
+## §2 Ranh giới (a)-(d) — đo trên diff
+
+- (a) `ContractSigningPlanWorkflowService.cs`: diff CHỈ 1 hunk `@@ -164,6 +164,23 @@` (+17/-0) nằm trọn trong `SubmitAsync`.
+  `ReturnOrRejectAsync` (`:359 plan.Phase = targetPhase`) + `ApplyApprovedValuesOnFinalize` + `:295 = DaDuyet` **0 dòng đổi** ⇒ ranh B3-B4 GIỮ theo NỘI DUNG.
+- (b) K1 `ContractCatalog*`: `git status --porcelain` trên 3 path K1 = **0 dòng** (đã commit `50e6d8c`) ⇒ không bị đụng.
+- (c) route/menu: `App.tsx` · `lib/menuKeys.ts` · `components/Layout.tsx` **KHÔNG có trong diff** ⇒ 0 route/menu mới (K4a turf giữ).
+  (`MenuKeys.cs` BE cũng không trong diff của wave K2 — chỉ `.claude/skills/permission-matrix/SKILL.md` là doc.)
+- (d) 3 test lead vá: `ContractSigningPlanSchemaTests.cs` (+56/-…) + `ContractSigningPlanApprovalTests.cs` (+19) vẫn còn trong diff, file mới `ContractSigningPlanGroupAndCatalogTests.cs` tách riêng ⇒ không bị lane đè.
+