docs(01-03): complete keyboard and levels plan

- SUMMARY.md with 2 tasks, 4 files, 3 commits
- STATE.md advanced to plan 4/5, 60% progress
- ROADMAP.md and REQUIREMENTS.md updated

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.planning/STATE.md

@@ -3,14 +3,14 @@ gsd_state_version: 1.0
 milestone: v1.0
 milestone_name: milestone
 status: executing
-stopped_at: Completed 01-02-PLAN.md
-last_updated: "2026-03-29T09:07:53.267Z"
+stopped_at: Completed 01-03-PLAN.md
+last_updated: "2026-03-29T09:08:47.424Z"
 last_activity: 2026-03-29
 progress:
   total_phases: 4
   completed_phases: 0
   total_plans: 5
-  completed_plans: 2
+  completed_plans: 3
   percent: 0
 ---
 
@@ -26,7 +26,7 @@ See: .planning/PROJECT.md (updated 2026-03-29)
 ## Current Position
 
 Phase: 01 (grundger-st-tippmechanik) — EXECUTING
-Plan: 3 of 5
+Plan: 4 of 5
 Status: Ready to execute
 Last activity: 2026-03-29
 
@@ -54,6 +54,7 @@ Progress: [░░░░░░░░░░] 0%
 *Updated after each plan completion*
 | Phase 01 P01 | 4min | 2 tasks | 22 files |
 | Phase 01 P02 | 2min | 2 tasks | 6 files |
+| Phase 01 P03 | 3min | 2 tasks | 4 files |
 
 ## Accumulated Context
 
@@ -68,6 +69,7 @@ Recent decisions affecting current work:
 - [Phase 01]: openDB accepts optional name param for test isolation with fake-indexeddb
 - [Phase 01]: Screen transitions use CSS opacity+display toggle, no router library
 - [Phase 01]: Companion cards rendered dynamically from data array, not hardcoded HTML
+- [Phase 01]: Finger color map duplicated in keyboard.ts for module independence
 
 ### Pending Todos
 
@@ -79,6 +81,6 @@ None yet.
 
 ## Session Continuity
 
-Last session: 2026-03-29T09:07:53.261Z
-Stopped at: Completed 01-02-PLAN.md
+Last session: 2026-03-29T09:08:47.417Z
+Stopped at: Completed 01-03-PLAN.md
 Resume file: None