Fix control socket & event socket (?)

For some reason this commit seems to make the control and event sockets
work where previously they would sometimes (but ONLY sometimes) refuse
to connect.

anonstream/__init__.py

@@ -1,6 +1,7 @@
 # SPDX-FileCopyrightText: 2022 n9k <https://git.076.ne.jp/ninya9k>
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
+import asyncio
 import json
 from collections import OrderedDict
 
@@ -76,6 +77,10 @@ def create_app(toml_config):
 
     @app.before_serving
     async def startup():
+        # Create routes and background tasks
+        import anonstream.routes
+        import anonstream.tasks
+
         # Start control server
         if app.config['SOCKET_CONTROL_ENABLED']:
             from anonstream.control.server import start_control_server_at
@@ -94,8 +99,4 @@ def create_app(toml_config):
                 )
             app.add_background_task(start_event_server)
 
-        # Create routes and background tasks
-        import anonstream.routes
-        import anonstream.tasks
-
     return app