feat(backend): storage trash with seven day retention, trashed files are not fetched again automatically

backend/src/api/app.py

@@ -1,3 +1,4 @@
+import asyncio
 from collections.abc import AsyncGenerator
 from contextlib import asynccontextmanager
 from pathlib import Path
@@ -34,12 +35,15 @@ from api.routers import (
     search,
     shares,
     social,
+    storage,
     stories,
     watches,
 )
 from dependencies.container import container
 from utils.cache import DAY_HEADERS, IMMUTABLE_HEADERS, NO_STORE_HEADERS
 from utils.env import env
+from utils.storage import ContentAddressedStorage
+from utils.trash import purge_loop
 
 if env.auth.token is None:
     msg = "AUTH__TOKEN is required for the api process"
@@ -55,7 +59,11 @@ mcp_app = mcp.http_app(path="/")
 async def lifespan(app_: Starlette) -> AsyncGenerator[None]:
     pool = await container.get(asyncpg.Pool)
     await hub.start(pool)
+    purger = asyncio.create_task(
+        purge_loop(pool, await container.get(ContentAddressedStorage))
+    )
     yield
+    purger.cancel()
     await hub.stop()
     await app_.state.dishka_container.close()
 
@@ -96,6 +104,7 @@ app.include_router(discover.router)
 app.include_router(annotations.router)
 app.include_router(watches.router)
 app.include_router(shares.router)
+app.include_router(storage.router)
 app.include_router(files.router)
 
 app.mount("/mcp", mcp_app)