feat: integrate invite API and improve notification handling

- Add invite code display and binding functionality via API
- Fix notification unread count sync on auth state change
- Improve notification mark read with server state validation
- Add auth state listener to trigger notification refresh
- Add YaoCoinConverter for coin-to-yao type conversion
- Remove YaoLegend from divination screens (UI cleanup)
- Abbreviate relation labels in yao detail view
- Add re-register notice to account delete screen
- Update 'coins' terminology to 'points' in localization
- Fix backend points consumption to only run in CHAT mode
- Add HttpxAuthNoiseFilter to suppress auth endpoint logging
- Fix notification static_schema import path
- Add test coverage for notification bloc error handling
- Update AGENTS.md page header rules and image handling
- Delete deprecated run-dev.sh script

backend/tests/unit/test_notification_service.py

@@ -61,6 +61,7 @@ class _FakeNotificationRepository:
         self._items: list[tuple[_FakeUserNotification, _FakeNotification]] = []
         self._mark_read_ids: list[UUID] = []
         self._mark_all_read_user_ids: list[UUID] = []
+        self._commit_count = 0
 
     def add_item(self, un: _FakeUserNotification, n: _FakeNotification) -> None:
         self._items.append((un, n))
@@ -129,6 +130,9 @@ class _FakeNotificationRepository:
                 count += 1
         return count
 
+    async def commit(self) -> None:
+        self._commit_count += 1
+
 
 @pytest.fixture
 def fake_repo() -> _FakeNotificationRepository: