docs(11-04): complete client name navigation plan

- Add 11-04-SUMMARY.md with task results, decision log, self-check passed
- Add deferred-items.md logging pre-existing port_autofill E2E failure
- STATE.md: advance plan, record decisions, update session
- ROADMAP.md: Phase 11 marked 4/4 Complete

.planning/ROADMAP.md

@@ -28,7 +28,7 @@ Full details: [`milestones/v1.0-ROADMAP.md`](milestones/v1.0-ROADMAP.md)
 - [x] **Phase 9: UX Tech Debt Closure** — Fix the three carried-over UX gaps so the deployed build is the polished one technicians actually use
  (completed 2026-04-13)
 - [x] **Phase 10: Real-World Runtime Validation** — Validate generated artifacts end-to-end against a live Intune tenant and a real managed endpoint (completed 2026-04-13)
-- [ ] **Phase 11: UI Enhancements** — Add printer edit, separate form from list, clickable client names, dark/light mode toggle, and French/English language switch
+- [x] **Phase 11: UI Enhancements** — Add printer edit, separate form from list, clickable client names, dark/light mode toggle, and French/English language switch (completed 2026-04-15)
 
 ## Phase Details
 
@@ -108,4 +108,4 @@ Full details: [`milestones/v1.0-ROADMAP.md`](milestones/v1.0-ROADMAP.md)
 | 8. Nyquist Validation Track  | v1.1 | 8/8 | Complete    | 2026-04-13 |
 | 9. UX Tech Debt Closure      | 3/3 | Complete    | 2026-04-13 | 2026-04-13 |
 | 10. Real-World Runtime Validation | v1.1 | 3/3 | Complete    | 2026-04-13 |
-| 11. UI Enhancements               | 1/4 | In Progress|  |            |
+| 11. UI Enhancements               | 4/4 | Complete   | 2026-04-15 |            |