Update app

src/py/flwr/server/app.py

@@ -74,7 +74,7 @@
 ADDRESS_FLEET_API_REST = "0.0.0.0:9093"
 
 DATABASE = ":flwr-in-memory-state:"
-BASE_DIR = get_flwr_dir() / "superlink" / "ffs"
+BASE_DIR = get_flwr_dir() / "ffs"
 
 
 def start_server(  # pylint: disable=too-many-arguments,too-many-locals
@@ -214,8 +214,8 @@ def run_superlink() -> None:
     # Initialize StateFactory
     state_factory = StateFactory(args.database)
 
-    # Initialize FfsFactory
-    ffs_factory = FfsFactory(args.storage_dir)
+    # Initialize StateFactory
+    ffs_factory = FfsFactory(args.base_dir)
 
     # Start Driver API
     driver_server: grpc.Server = run_driver_api_grpc(
@@ -301,6 +301,7 @@ def run_superlink() -> None:
         fleet_server = _run_fleet_api_grpc_rere(
             address=fleet_address,
             state_factory=state_factory,
+            ffs_factory=ffs_factory,
             certificates=certificates,
             interceptors=interceptors,
         )
@@ -487,13 +488,15 @@ def _try_obtain_certificates(
 def _run_fleet_api_grpc_rere(
     address: str,
     state_factory: StateFactory,
+    ffs_factory: FfsFactory,
     certificates: Optional[Tuple[bytes, bytes, bytes]],
     interceptors: Optional[Sequence[grpc.ServerInterceptor]] = None,
 ) -> grpc.Server:
     """Run Fleet API (gRPC, request-response)."""
     # Create Fleet API gRPC server
     fleet_servicer = FleetServicer(
         state_factory=state_factory,
+        ffs_factory=ffs_factory,
     )
     fleet_add_servicer_to_server_fn = add_FleetServicer_to_server
     fleet_grpc_server = generic_create_grpc_server(
@@ -618,8 +621,8 @@ def _add_args_common(parser: argparse.ArgumentParser) -> None:
         default=DATABASE,
     )
     parser.add_argument(
-        "--storage-dir",
-        help="The base directory to store the objects for the Flower File System.",
+        "--base-dir",
+        help="The base directory to store the objects.",
         default=BASE_DIR,
     )
     parser.add_argument(