feat: add local-first private AI digest workflow

Migrate app code into canonical feature slices, add phone-only AI digest scheduling and review, wire local notification/background task support, and cover the flow with tests.

ios/Podfile.lock

@@ -1,4 +1,6 @@
 PODS:
+  - battery_plus (1.0.0):
+    - Flutter
   - connectivity_plus (0.0.1):
     - Flutter
   - Flutter (1.0.0)
@@ -7,21 +9,40 @@ PODS:
   - flutter_secure_storage_darwin (10.0.0):
     - Flutter
     - FlutterMacOS
+  - package_info_plus (0.4.5):
+    - Flutter
   - receive_sharing_intent (1.8.1):
     - Flutter
+  - Sentry/HybridSDK (8.46.0)
+  - sentry_flutter (8.14.2):
+    - Flutter
+    - FlutterMacOS
+    - Sentry/HybridSDK (= 8.46.0)
   - shared_preferences_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
+  - workmanager_apple (0.0.1):
+    - Flutter
 
 DEPENDENCIES:
+  - battery_plus (from `.symlinks/plugins/battery_plus/ios`)
   - connectivity_plus (from `.symlinks/plugins/connectivity_plus/ios`)
   - Flutter (from `Flutter`)
   - flutter_local_notifications (from `.symlinks/plugins/flutter_local_notifications/ios`)
   - flutter_secure_storage_darwin (from `.symlinks/plugins/flutter_secure_storage_darwin/darwin`)
+  - package_info_plus (from `.symlinks/plugins/package_info_plus/ios`)
   - receive_sharing_intent (from `.symlinks/plugins/receive_sharing_intent/ios`)
+  - sentry_flutter (from `.symlinks/plugins/sentry_flutter/ios`)
   - shared_preferences_foundation (from `.symlinks/plugins/shared_preferences_foundation/darwin`)
+  - workmanager_apple (from `.symlinks/plugins/workmanager_apple/ios`)
+
+SPEC REPOS:
+  trunk:
+    - Sentry
 
 EXTERNAL SOURCES:
+  battery_plus:
+    :path: ".symlinks/plugins/battery_plus/ios"
   connectivity_plus:
     :path: ".symlinks/plugins/connectivity_plus/ios"
   Flutter:
@@ -30,19 +51,30 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/flutter_local_notifications/ios"
   flutter_secure_storage_darwin:
     :path: ".symlinks/plugins/flutter_secure_storage_darwin/darwin"
+  package_info_plus:
+    :path: ".symlinks/plugins/package_info_plus/ios"
   receive_sharing_intent:
     :path: ".symlinks/plugins/receive_sharing_intent/ios"
+  sentry_flutter:
+    :path: ".symlinks/plugins/sentry_flutter/ios"
   shared_preferences_foundation:
     :path: ".symlinks/plugins/shared_preferences_foundation/darwin"
+  workmanager_apple:
+    :path: ".symlinks/plugins/workmanager_apple/ios"
 
 SPEC CHECKSUMS:
+  battery_plus: b42253f6d2dde71712f8c36fef456d99121c5977
   connectivity_plus: cb623214f4e1f6ef8fe7403d580fdad517d2f7dd
   Flutter: cabc95a1d2626b1b06e7179b784ebcf0c0cde467
   flutter_local_notifications: a5a732f069baa862e728d839dd2ebb904737effb
   flutter_secure_storage_darwin: acdb3f316ed05a3e68f856e0353b133eec373a23
+  package_info_plus: af8e2ca6888548050f16fa2f1938db7b5a5df499
   receive_sharing_intent: 222384f00ffe7e952bbfabaa9e3967cb87e5fe00
+  Sentry: da60d980b197a46db0b35ea12cb8f39af48d8854
+  sentry_flutter: 27892878729f42701297c628eb90e7c6529f3684
   shared_preferences_foundation: 7036424c3d8ec98dfe75ff1667cb0cd531ec82bb
+  workmanager_apple: 904529ae31e97fc5be632cf628507652294a0778
 
-PODFILE CHECKSUM: 3c63482e143d1b91d2d2560aee9fb04ecc74ac7e
+PODFILE CHECKSUM: 09dd68ff20d1f7e1497be5a3d807622c3053984a
 
 COCOAPODS: 1.16.2