docs(10-02): complete live remote name preview plan

- Create 10-02-SUMMARY.md with task details and deviations
- Update STATE.md: add decision, session info, update progress to 100%
- Update ROADMAP.md: phase 10 marked complete (3/3 summaries)
- Update REQUIREMENTS.md: mark UX-02 complete

.planning/ROADMAP.md

@@ -37,7 +37,7 @@ Full phase details: [.planning/milestones/v1.1-ROADMAP.md](milestones/v1.1-ROADM
 
 - [x] **Phase 8: Theme Foundation** - MD3 color token system and dark mode infrastructure (completed 2026-04-01)
 - [x] **Phase 9: MD3 Components** - UI primitives and component migration to semantic tokens (completed 2026-04-01)
-- [ ] **Phase 10: Content & Clarity** - Intro section, step descriptions, and contextual help
+- [x] **Phase 10: Content & Clarity** - Intro section, step descriptions, and contextual help (completed 2026-04-01)
 - [ ] **Phase 11: Polish & Responsiveness** - Mobile layout, focus states, transitions, scroll-to-error
 
 ## Phase Details
@@ -83,7 +83,7 @@ Plans:
   2. Remote name field displays a placeholder example, help text, and a live preview showing how the name appears in `[remote-name]` config syntax
   3. Every wizard step has a 1-2 sentence description below the heading explaining what the user is doing and why
   4. All backend credential fields have contextual help text explaining what to enter and where to find the value
-**Plans:** 2/3 plans executed
+**Plans:** 3/3 plans complete
 Plans:
 - [ ] 10-01-PLAN.md — Intro section with CTA and step descriptions for all 4 steps
 - [ ] 10-02-PLAN.md — Remote name live config preview with helpText
@@ -113,5 +113,5 @@ Plans:
 | 7. Validation & UX Polish | v1.1 | 3/3 | Complete | 2026-03-31 |
 | 8. Theme Foundation | v1.2 | 2/2 | Complete | 2026-04-01 |
 | 9. MD3 Components | v1.2 | 5/5 | Complete | 2026-04-01 |
-| 10. Content & Clarity | 2/3 | In Progress|  | - |
+| 10. Content & Clarity | 3/3 | Complete   | 2026-04-01 | - |
 | 11. Polish & Responsiveness | v1.2 | 0/? | Not started | - |