이벤트 가져오기 위젯 테스트 추가 및 테스트 훅 도입

mobile/pubspec.yaml

@@ -67,6 +67,7 @@ dependencies:
   cookie_jar: ^4.0.8
   share_plus: ^11.0.0
   flutter_local_notifications: ^19.4.0
+  timezone: ^0.10.1
 
 dev_dependencies:
   flutter_test:
@@ -110,6 +111,7 @@ flutter:
   # To add assets to your application, add an assets section, like this:
   assets:
     - assets/images/
+    - assets/templates/
 
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/to/resolution-aware-images