docs(04): finalize phase plan (coverage gates + roadmap annotations)

.planning/STATE.md

@@ -2,10 +2,10 @@
 gsd_state_version: 1.0
 milestone: v1.0
 milestone_name: milestone
-status: planning
-stopped_at: Phase 4 context gathered
-last_updated: "2026-06-08T01:32:10.141Z"
-last_activity: 2026-06-07
+status: executing
+stopped_at: Phase 4 UI-SPEC approved
+last_updated: "2026-06-09T14:25:21.889Z"
+last_activity: 2026-06-09 -- Phase 04 planning complete
 progress:
   total_phases: 15
   completed_phases: 3
@@ -27,8 +27,8 @@ See: .planning/PROJECT.md (updated 2026-06-07)
 
 Phase: 4
 Plan: Not started
-Status: Phase 03 complete — ready to plan Phase 04
-Last activity: 2026-06-07
+Status: Ready to execute
+Last activity: 2026-06-09 -- Phase 04 planning complete
 
 Progress: [█████░░░░░] 50% (3 of 6 phases)
 
@@ -126,6 +126,6 @@ Recent decisions affecting current work:
 
 ## Session Continuity
 
-Last session: 2026-06-08T01:32:10.093Z
-Stopped at: Phase 4 context gathered
-Resume file: .planning/phases/04-shared-lists-live-sync/04-CONTEXT.md
+Last session: 2026-06-09T13:44:22.701Z
+Stopped at: Phase 4 UI-SPEC approved
+Resume file: .planning/phases/04-shared-lists-live-sync/04-UI-SPEC.md

.planning/phases/04-shared-lists-live-sync/04-01-PLAN.md

@@ -25,7 +25,7 @@ user_setup: []
 
 must_haves:
   truths:
-    - "User can tap a 'Lists' tab in a bottom tab bar and land on a /lists route"
+    - "User can tap a 'Lists' tab in a bottom tab bar (D-16) and land on a /lists route served by react-router (D-17)"
     - "The /lists route renders an empty state when no lists exist"
     - "The new lists/list_items/list_shares tables exist in MariaDB after migration"
     - "API test harness runs and the Phase 4 RED test stubs execute (failing, not erroring on import)"

.planning/phases/04-shared-lists-live-sync/04-06-PLAN.md

@@ -19,7 +19,7 @@ user_setup: []
 must_haves:
   truths:
     - "When one member adds/checks/deletes/reorders an item, the other member's open list updates within seconds without a manual refresh"
-    - "A private list's events are never delivered to a member who is not its owner (D-04)"
+    - "A private list's events sync to the owner's own devices (D-03) but are never delivered to a member who is not its owner (D-04)"
     - "On SSE reconnect the client full-refetches the affected list (D-10)"
     - "After capped backoff is exhausted, the UI shows an 'Updates paused' indicator and stops hammering (D-11); polling keeps data fresh (D-12)"
   artifacts: