feat: WebSocket service for event and connection management

env/lib/python3.10/site-packages/engineio/async_drivers/threading.py

@@ -0,0 +1,19 @@
+import queue
+import threading
+import time
+from engineio.async_drivers._websocket_wsgi import SimpleWebSocketWSGI
+
+
+class DaemonThread(threading.Thread):  # pragma: no cover
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs, daemon=True)
+
+
+_async = {
+    'thread': DaemonThread,
+    'queue': queue.Queue,
+    'queue_empty': queue.Empty,
+    'event': threading.Event,
+    'websocket': SimpleWebSocketWSGI,
+    'sleep': time.sleep,
+}