Try again to get cors working for engineio

Author: u8sand

appyter/ext/socketio/server.py

@@ -14,7 +14,9 @@ class AsyncServer(
   `async with` is necessary for initialization
   '''
   def __init__(self, *args, **kwargs):
-    super().__init__(*args, **kwargs)
+    ChunkedEmitMixin.__init__()
+    PriorityQueuedEmitMixin.__init__()
+    socketio.AsyncServer.__init__(*args, **kwargs)
     self._listeners = { 'forward': [] }
 
   async def __aenter__(self):

appyter/render/flask_app/socketio.py

@@ -4,7 +4,7 @@
 
 from appyter.ext.socketio import AsyncServer
 
-socketio = AsyncServer(async_mode='aiohttp', cors_allowed_origins='*')
+socketio = AsyncServer(async_mode='aiohttp', cors_allowed_origins=[])
 
 @socketio.on('connect')
 async def _(sid, environ):