style(13-03): apply Prettier formatting across repo

Mechanical reformat — no logic changes. 398 files changed, 19125
insertions(+), 16457 deletions(-). Prettier 3.8.4 with .prettierrc
(singleQuote:true, semi:true, tabWidth:2, trailingComma:all,
printWidth:100). Isolated per D-13-08 for reviewability.

.planning/milestones/v1.0-phases/03-event-write-back-pwa-install/03-06-PLAN.md

@@ -3,7 +3,7 @@ phase: 03-event-write-back-pwa-install
 plan: 06
 type: execute
 wave: 4
-depends_on: ["03-05", "03-03"]
+depends_on: ['03-05', '03-03']
 files_modified:
   - apps/pwa/src/api/client.ts
   - apps/pwa/src/store/calendarStore.ts
@@ -17,26 +17,26 @@ user_setup: []
 
 must_haves:
   truths:
-    - "The EventDetailPopover footer shows Edit and Delete actions (D-10)"
-    - "Tapping Edit opens EventForm pre-populated; tapping Delete opens a two-tap confirmation dialog"
-    - "Confirming delete calls DELETE /api/events/:uid and shows the sync toast"
+    - 'The EventDetailPopover footer shows Edit and Delete actions (D-10)'
+    - 'Tapping Edit opens EventForm pre-populated; tapping Delete opens a two-tap confirmation dialog'
+    - 'Confirming delete calls DELETE /api/events/:uid and shows the sync toast'
     - "After any write the SyncStateToast polls /api/events/sync-status and shows Syncing/Saved/Didn't save; on done it invalidates the events query (D-06/D-09)"
-    - "A 412 conflict shows the conflict copy and re-fetches the calendar (D-08)"
+    - 'A 412 conflict shows the conflict copy and re-fetches the calendar (D-08)'
   artifacts:
-    - path: "apps/pwa/src/components/SyncStateToast.tsx"
-      provides: "polled sync-state feedback toast (D-05/D-09)"
+    - path: 'apps/pwa/src/components/SyncStateToast.tsx'
+      provides: 'polled sync-state feedback toast (D-05/D-09)'
       min_lines: 40
-    - path: "apps/pwa/src/components/DeleteConfirmationDialog.tsx"
-      provides: "two-tap destructive delete confirmation"
+    - path: 'apps/pwa/src/components/DeleteConfirmationDialog.tsx'
+      provides: 'two-tap destructive delete confirmation'
   key_links:
-    - from: "apps/pwa/src/components/SyncStateToast.tsx"
-      to: "/api/events/sync-status"
-      via: "useQuery refetchInterval while pending"
-      pattern: "syncStatus|sync-status"
-    - from: "apps/pwa/src/components/EventDetailPopover.tsx"
-      to: "DeleteConfirmationDialog"
-      via: "Delete footer button opens deleteDialog"
-      pattern: "deleteDialogOpen"
+    - from: 'apps/pwa/src/components/SyncStateToast.tsx'
+      to: '/api/events/sync-status'
+      via: 'useQuery refetchInterval while pending'
+      pattern: 'syncStatus|sync-status'
+    - from: 'apps/pwa/src/components/EventDetailPopover.tsx'
+      to: 'DeleteConfirmationDialog'
+      via: 'Delete footer button opens deleteDialog'
+      pattern: 'deleteDialogOpen'
 ---
 
 <objective>
@@ -154,19 +154,21 @@ Output: edit/delete footer, delete dialog, sync toast + polling, all per the UI
 </tasks>
 
 <threat_model>
+
 ## Trust Boundaries
 
-| Boundary | Description |
-|----------|-------------|
+| Boundary            | Description                                      |
+| ------------------- | ------------------------------------------------ |
 | delete action → API | A destructive operation crosses to the write API |
 
 ## STRIDE Threat Register
 
-| Threat ID | Category | Component | Disposition | Mitigation Plan |
-|-----------|----------|-----------|-------------|-----------------|
-| T-03-17 | Tampering | accidental/irreversible delete | mitigate | Mandatory two-tap DeleteConfirmationDialog; no inline single-tap delete; no "don't ask again" (UI-SPEC) |
-| T-03-18 | Repudiation | silent data loss on failed delete sync | mitigate | failed/dead toast persists until dismissed; server-authoritative refetch restores the event; no silent loss (D-08) |
-| T-03-19 | Information Disclosure | sync-status of another member surfaced in toast | mitigate | sync-status is member-scoped server-side (Plan 03 T-03-07); toast only queries the current member's uid |
+| Threat ID | Category               | Component                                       | Disposition | Mitigation Plan                                                                                                    |
+| --------- | ---------------------- | ----------------------------------------------- | ----------- | ------------------------------------------------------------------------------------------------------------------ |
+| T-03-17   | Tampering              | accidental/irreversible delete                  | mitigate    | Mandatory two-tap DeleteConfirmationDialog; no inline single-tap delete; no "don't ask again" (UI-SPEC)            |
+| T-03-18   | Repudiation            | silent data loss on failed delete sync          | mitigate    | failed/dead toast persists until dismissed; server-authoritative refetch restores the event; no silent loss (D-08) |
+| T-03-19   | Information Disclosure | sync-status of another member surfaced in toast | mitigate    | sync-status is member-scoped server-side (Plan 03 T-03-07); toast only queries the current member's uid            |
+
 </threat_model>
 
 <verification>
@@ -176,9 +178,10 @@ Output: edit/delete footer, delete dialog, sync toast + polling, all per the UI
 </verification>
 
 <success_criteria>
+
 - CAL-05 edit and CAL-06 delete are user-reachable from the popover.
 - Every write surfaces non-blocking polled sync feedback; 412 conflict shows the warning + re-fetch (D-08); done invalidates events (D-06).
-</success_criteria>
+  </success_criteria>
 
 <output>
 Create `.planning/phases/03-event-write-back-pwa-install/03-06-SUMMARY.md` when done.