feat: 实现日历提醒完整功能（操作执行、通知服务重构、归档）

- 新增 ReminderActionExecutor 处理取消/稍后提醒操作
- 新增 ReminderOutboxStore 本地存储待处理操作
- 重构 LocalNotificationService 支持聚合提醒和交互操作
- 新增 event_color_resolver 工具类统一颜色解析
- 新增 CalendarService.archiveEvent 归档方法
- 增强 ModelTracking 支持缓存命中、推理token和成本追踪
- 添加 qwen3.5-35b-a3b 模型配置
- 更新 AndroidManifest 全屏intent权限
- 补充相关单元测试和文档

backend/tests/unit/v1/schedule_items/test_service.py

@@ -4,6 +4,7 @@ from uuid import UUID, uuid4
 
 import pytest
 from fastapi import HTTPException
+from sqlalchemy.exc import SQLAlchemyError
 
 from core.auth.models import CurrentUser
 from models.schedule_items import (
@@ -13,6 +14,7 @@ from models.schedule_items import (
 )
 from v1.schedule_items.schemas import (
     ScheduleItemCreateRequest,
+    ScheduleItemListRequest,
     ScheduleItemMetadata,
     ScheduleItemUpdateRequest,
 )
@@ -43,6 +45,7 @@ def _create_mock_schedule_item(
 class FakeRepo:
     def __init__(self, item: ScheduleItem | None) -> None:
         self._item = item
+        self.archive_expired_called = 0
 
     async def get_by_item_id(
         self, item_id: UUID, owner_id: UUID
@@ -89,8 +92,9 @@ class FakeRepo:
         *,
         page: int,
         page_size: int,
+        query: str | None = None,
     ) -> tuple[list[ScheduleItem], int]:
-        del owner_id, page, page_size
+        del owner_id, page, page_size, query
         return ([self._item] if self._item else [], 1 if self._item else 0)
 
     async def create_subscription(self, data: dict):
@@ -104,7 +108,20 @@ class FakeRepo:
         end_at: datetime,
     ):
         del subscriber_id, start_at, end_at
-        return []
+        if self._item is None:
+            return []
+        subscription = MagicMock()
+        subscription.permission = 1
+        return [(self._item, subscription)]
+
+    async def archive_expired_subscribed_items(
+        self,
+        subscriber_id: UUID,
+        now_at: datetime,
+    ) -> int:
+        del subscriber_id, now_at
+        self.archive_expired_called += 1
+        return 0
 
     async def get_user_subscriptions(self, subscriber_id: UUID):
         del subscriber_id
@@ -376,3 +393,110 @@ async def test_update_maps_null_metadata_to_extra_metadata_null(
     assert "extra_metadata" in captured
     assert captured["extra_metadata"] is None
     assert "metadata" not in captured
+
+
+@pytest.mark.asyncio
+async def test_list_by_date_range_archives_expired_before_query(
+    mock_session: AsyncMock,
+    mock_inbox_repository: MagicMock,
+) -> None:
+    user_id = UUID("00000000-0000-0000-0000-000000000001")
+    item = _create_mock_schedule_item()
+    repo = FakeRepo(item)
+    service = ScheduleItemService(
+        repository=repo,
+        session=mock_session,
+        current_user=CurrentUser(id=user_id),
+        inbox_repository=mock_inbox_repository,
+    )
+
+    await service.list_by_date_range(
+        request=ScheduleItemListRequest(
+            start_at=datetime(2026, 2, 1, 0, 0, tzinfo=timezone.utc),
+            end_at=datetime(2026, 3, 1, 0, 0, tzinfo=timezone.utc),
+        ),
+    )
+
+    assert repo.archive_expired_called == 1
+
+
+@pytest.mark.asyncio
+async def test_list_by_date_range_commits_when_archived_changed(
+    mock_session: AsyncMock,
+    mock_inbox_repository: MagicMock,
+) -> None:
+    user_id = UUID("00000000-0000-0000-0000-000000000001")
+    item = _create_mock_schedule_item()
+
+    class ArchiveRepo(FakeRepo):
+        async def archive_expired_subscribed_items(
+            self,
+            subscriber_id: UUID,
+            now_at: datetime,
+        ) -> int:
+            del subscriber_id, now_at
+            self.archive_expired_called += 1
+            return 2
+
+    repo = ArchiveRepo(item)
+    service = ScheduleItemService(
+        repository=repo,
+        session=mock_session,
+        current_user=CurrentUser(id=user_id),
+        inbox_repository=mock_inbox_repository,
+    )
+
+    await service.list_by_date_range(
+        request=ScheduleItemListRequest(
+            start_at=datetime(2026, 2, 1, 0, 0, tzinfo=timezone.utc),
+            end_at=datetime(2026, 3, 1, 0, 0, tzinfo=timezone.utc),
+        ),
+    )
+
+    mock_session.commit.assert_awaited_once()
+
+
+@pytest.mark.asyncio
+async def test_list_by_date_range_rolls_back_when_query_fails_after_archive(
+    mock_session: AsyncMock,
+    mock_inbox_repository: MagicMock,
+) -> None:
+    user_id = UUID("00000000-0000-0000-0000-000000000001")
+    item = _create_mock_schedule_item()
+
+    class FailingRepo(FakeRepo):
+        async def archive_expired_subscribed_items(
+            self,
+            subscriber_id: UUID,
+            now_at: datetime,
+        ) -> int:
+            del subscriber_id, now_at
+            return 1
+
+        async def list_subscribed_items_by_date_range(
+            self,
+            subscriber_id: UUID,
+            start_at: datetime,
+            end_at: datetime,
+        ):
+            del subscriber_id, start_at, end_at
+            raise SQLAlchemyError("db unavailable")
+
+    service = ScheduleItemService(
+        repository=FailingRepo(item),
+        session=mock_session,
+        current_user=CurrentUser(id=user_id),
+        inbox_repository=mock_inbox_repository,
+    )
+
+    with pytest.raises(HTTPException) as exc_info:
+        await service.list_by_date_range(
+            request=ScheduleItemListRequest(
+                start_at=datetime(2026, 2, 1, 0, 0, tzinfo=timezone.utc),
+                end_at=datetime(2026, 3, 1, 0, 0, tzinfo=timezone.utc),
+            ),
+        )
+
+    assert exc_info.value.status_code == 503
+    mock_session.rollback.assert_awaited_once()
+    mock_session.commit.assert_not_awaited()