Typo fixed

__init__.py

@@ -7,7 +7,7 @@ import uuid
 from aiohttp import web
 from server import PromptServer
 
-from .lib.WebSocketManager import WebSocketManager
+from .classes.WebSocketManager import WebSocketManager
 
 DATA_FOLDER = './nexus'
 

classes/WebSocketManager.py

@@ -0,0 +1,13 @@
+class WebSocketManager:
+    def __init__(self):
+        self.sockets = {}
+
+    def get(self, id):
+        return self.sockets.get(id)
+
+    def set(self, id, ws):
+        self.sockets[id] = ws
+
+    def delete(self, id):
+        if id in self.sockets:
+            del self.sockets[id]