refactor: finish transactional runtime migration

app/api/dependencies/history.py

@@ -4,8 +4,7 @@ from fastapi import Depends
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.api.data import get_async_db, get_db
-from app.api.dependencies.data import repository, transaction
+from app.api.context import get_async_session, get_host_runtime, get_sync_session
 from app.application.dashboard import DashboardQueryService
 from app.application.history import (
     DownloadHistoryMutationCommand,
@@ -19,63 +18,74 @@ from app.chain.storage import StorageChain
 from app.runtime.events import eventmanager
 from app.schemas.types import EventType
 from app.schemas.workflow import FileItem as _SchemaFileItem
+from app.startup.context import HostRuntime
 
 
 def get_mediaserver_query_service(
-    db: AsyncSession = Depends(get_async_db),
+    db: AsyncSession = Depends(get_async_session),
+    runtime: HostRuntime = Depends(get_host_runtime),
 ) -> MediaServerQueryService:
     """组装媒体服务器本地条目异步查询服务。"""
-    return MediaServerQueryService(repository=repository("media_server", db))
+    return MediaServerQueryService(
+        repository=runtime.history.media_server_repository(db)
+    )
 
 
 def get_dashboard_query_service(
-    db: Session = Depends(get_db),
+    db: Session = Depends(get_sync_session),
+    runtime: HostRuntime = Depends(get_host_runtime),
 ) -> DashboardQueryService:
     """组装 Dashboard 媒体与整理历史统计查询服务。"""
     from app.chain.dashboard import DashboardChain
 
     return DashboardQueryService(
-        repository=repository("transfer_history", db),
+        repository=runtime.history.transfer_repository(db),
         media_statistics=DashboardChain().media_statistic,
     )
 
 
 def get_download_history_mutation_command(
-    db: Session = Depends(get_db),
+    db: Session = Depends(get_sync_session),
+    runtime: HostRuntime = Depends(get_host_runtime),
 ) -> DownloadHistoryMutationCommand:
     """组装下载历史删除用例及其请求级事务。"""
     return DownloadHistoryMutationCommand(
-        repository=repository("download_history", db),
-        unit_of_work=transaction("sync", db),
+        repository=runtime.history.download_repository(db),
+        unit_of_work=runtime.persistence.sync_transaction(db),
     )
 
 
 def get_history_query_service(
-    db: AsyncSession = Depends(get_async_db),
+    db: AsyncSession = Depends(get_async_session),
+    runtime: HostRuntime = Depends(get_host_runtime),
 ) -> HistoryQueryService:
     """组装历史列表和详情异步查询服务。"""
     return HistoryQueryService(
-        download_repository=repository("download_history", db),
-        transfer_repository=repository("transfer_history", db),
+        download_repository=runtime.history.download_repository(db),
+        transfer_repository=runtime.history.transfer_repository(db),
     )
 
 
 def get_transfer_history_lookup_service(
-    db: Session = Depends(get_db),
+    db: Session = Depends(get_sync_session),
+    runtime: HostRuntime = Depends(get_host_runtime),
 ) -> TransferHistoryLookupService:
     """组装手动整理使用的同步历史投影服务。"""
-    return TransferHistoryLookupService(repository("transfer_history", db))
+    return TransferHistoryLookupService(
+        runtime.history.transfer_repository(db)
+    )
 
 
 def get_transfer_history_mutation_command(
-    db: Session = Depends(get_db),
+    db: Session = Depends(get_sync_session),
+    runtime: HostRuntime = Depends(get_host_runtime),
 ) -> TransferHistoryMutationCommand:
     """组装整理历史删除、文件处理和事件发布用例。"""
     storage_chain = StorageChain()
     return TransferHistoryMutationCommand(
-        repository=repository("transfer_history", db),
-        download_repository=repository("download_history", db),
-        unit_of_work=transaction("sync", db),
+        repository=runtime.history.transfer_repository(db),
+        download_repository=runtime.history.download_repository(db),
+        unit_of_work=runtime.persistence.sync_transaction(db),
         file_item_factory=lambda payload: _SchemaFileItem(**payload),
         delete_media_file=storage_chain.delete_media_file,
         publish_download_file_deleted=lambda payload: eventmanager.send_event(