docs(09): create phase plan + resolve open questions

.planning/STATE.md

@@ -5,10 +5,10 @@ milestone_name: milestone
 current_phase: 08
 current_phase_name: dashboard-widgets-vollimplementierung
 status: executing
-stopped_at: context exhaustion at 75% (2026-07-01)
-last_updated: "2026-07-01T09:34:09.492Z"
+stopped_at: context exhaustion at 76% (2026-07-01)
+last_updated: "2026-07-01T14:28:23.420Z"
 last_activity: 2026-07-01
-last_activity_desc: Completed quick task 260701-abc: Fix i18n missing keys (marketplace.accessDenied + calendar form)
+last_activity_desc: Phase 08 execution resumed (wave continue)
 progress:
   total_phases: 8
   completed_phases: 7
@@ -30,7 +30,7 @@ See: .planning/PROJECT.md (updated 2026-06-18)
 
 Phase: 08 (dashboard-widgets-vollimplementierung) — EXECUTING
 Plan: 1 of 4
-Status: Executing Phase 08
+Status: Ready to execute
 Last activity: 2026-07-01 — Phase 08 execution resumed (wave continue)
 
 Progress: [█████████░] 93%
@@ -148,6 +148,6 @@ Items acknowledged and carried forward from previous milestone close:
 
 ## Session Continuity
 
-Last session: 2026-07-01T09:34:09.479Z
-Stopped at: context exhaustion at 75% (2026-07-01)
+Last session: 2026-07-01T11:37:27.848Z
+Stopped at: context exhaustion at 76% (2026-07-01)
 Resume file: .planning/phases/08-dashboard-widgets-vollimplementierung/08-CONTEXT.md