diff --git a/docs/changelog/migration-todos.md b/docs/changelog/migration-todos.md
index 3a1bd59..59648e2 100644
--- a/docs/changelog/migration-todos.md
+++ b/docs/changelog/migration-todos.md
@@ -219,6 +219,16 @@ Session log: `2026-05-04-1230-chot-session-8-2-stage-dept-approval.md`.
 - [x] **Optional polish — fe-user Inbox PE section** (commit `332a90f`). HĐ + PE 2 section trong InboxPage.
 - [x] **User Manual 7 file rewrite compact** (commit `16c2c9c`). End-user style: bỏ field/error tables, giữ numbered steps đơn giản. ~86 KB total.
 
+### ✅ Session 10 done (2026-05-07) — PE "Thao tác" 2-panel workspace
+
+User chỉ thị restructure menu PE: leaf "Thao tác" (Pe_*_Create) từ page Create header riêng `/new` sang workspace 2-panel mirror pattern HĐ Thầu phụ ContractCreatePage. Spec chốt 5 câu trước code (xem session log đầy đủ rationale).
+
+- [x] **Chunk 1 fe-admin** (commit `ee0d360`) — `PeListPanel.tsx` (~180 LOC pure picker reuse + sticky "+ Thêm mới") + `PeHeaderForm.tsx` (~210 LOC extract) + `PurchaseEvaluationWorkspacePage.tsx` (~120 LOC 2-panel). PeDetailTabs thêm prop `mode?: 'detail' \| 'workspace'` + Section 5 hint amber + force opinionsReadOnly. Layout resolver remap. App.tsx route mới.
+- [x] **Chunk 2 fe-user mirror** (commit `ecf3c59`) — 6 file y hệt content (rule §3.9 duplicate có chủ đích).
+- [x] **Chunk 3 docs** (commit `7e3cfa5`) — STATUS Recently Done + HANDOFF TL;DR Session 10 + session log `2026-05-07-2100-pe-workspace-2panel.md`. KHÔNG update skill (per §9.5 — không drift đáng audit, FE pure refactor).
+- [x] **Verify**: 2 build (fe-admin + fe-user) pass + dotnet test 83 pass mỗi chunk. Route `/new` cũ giữ tồn tại cho deep-link "Sửa header" button.
+- [x] **KHÔNG đụng** BE / migration / schema / endpoint / test count.
+
 ### A. Hard blockers (chờ user / ops)
 
 - [ ] UAT thật 1 tuần với 2-3 user (30 demo: 16 sample + 14 Solutions thật)