docs: complete youth design client integration

.project-docs/30-worklog/tasks/20260902-design-youth-client-integration-7a6d3c92.md

@@ -8,7 +8,7 @@
 - Worktree: D:\Datas\OthersProjects\makelore-design-youth-integration-7a6d3c92
 - Base commit: 7552cf59526449c29d663a769c0fb62d84a1a759
 - Owner: codex-root
-- Status: In Progress
+- Status: Ready for Integration
 
 ## Scope
 
@@ -122,6 +122,8 @@ Relevant understanding:
   `corepack pnpm exec playwright test tests/e2e/image-workspace-v2.spec.ts` run passed
   2/2 in 3.8 seconds, covering Prompt Museum isolation plus desktop/375 px/768 px
   Design conversation, direct edit, Quote confirmation, and Task flow.
+- `check_project_docs.py` and task-aware `check_doc_drift.py` — passed after the
+  imported source task record was removed from the final integration tree.
 
 ## Follow-ups