chore(server): sidecars in asset_files (#21199)

* fix: sidecar check job

* feat: move sidecars to asset_files

* feat: combine with handleSidecarCheck

* fix(server): improved method signatures for stack and sidecar copying

* fix(server): improved method signatures for stack and sidecar copying

* chore: clean up

---------

Co-authored-by: Jason Rasmussen <jason@rasm.me>

server/test/repositories/asset.repository.mock.ts

@@ -10,6 +10,7 @@ export const newAssetRepositoryMock = (): Mocked<RepositoryInterface<AssetReposi
     updateAllExif: vitest.fn(),
     updateDateTimeOriginal: vitest.fn().mockResolvedValue([]),
     upsertJobStatus: vitest.fn(),
+    getForCopy: vitest.fn(),
     getByDayOfYear: vitest.fn(),
     getByIds: vitest.fn().mockResolvedValue([]),
     getByIdsWithAllRelationsButStacks: vitest.fn().mockResolvedValue([]),
@@ -36,6 +37,7 @@ export const newAssetRepositoryMock = (): Mocked<RepositoryInterface<AssetReposi
     getChangedDeltaSync: vitest.fn(),
     upsertFile: vitest.fn(),
     upsertFiles: vitest.fn(),
+    deleteFile: vitest.fn(),
     deleteFiles: vitest.fn(),
     detectOfflineExternalAssets: vitest.fn(),
     filterNewExternalAssetPaths: vitest.fn(),