App.js -- fixed notification to notifications

    const ws = new WebSocket('ws://localhost:8000/ws/notifications/');

asgi.py

application = ProtocolTypeRouter({     
            "websocket": URLRouter([         
                path("/ws/notifications/", consumers.NotificationConsumer.as_asgi()),     
                ]), 
            }) 

chrome browser logs

App.js:59 WebSocket connection to 'ws://localhost:8000/ws/notifications/' failed: 
App.js:71 WebSocket error  Event
App.js:75 WebSocket closed  CloseEvent

django logs

System check identified 1 issue (0 silenced).
March 27, 2024 - 20:17:02
Django version 4.1.5, using settings 'backend.settings'
Starting development server at http://127.0.0.1:8000/
Quit the server with CONTROL-C.
Forbidden: /api/user
WARNING:django.request:Forbidden: /api/user
[27/Mar/2024 20:17:07] "GET /api/user HTTP/1.1" 403 58
Forbidden: /api/user
WARNING:django.request:Forbidden: /api/user
[27/Mar/2024 20:17:07] "GET /api/user HTTP/1.1" 403 58
Not Found: /ws/notifications/
WARNING:django.request:Not Found: /ws/notifications/
Not Found: /ws/notifications/
WARNING:django.request:Not Found: /ws/notifications/
[27/Mar/2024 20:17:07,174] - Broken pipe from ('127.0.0.1', 51873)
[27/Mar/2024 20:17:07] "GET /ws/notifications/ HTTP/1.1" 404 2233

settings.py --- I tried all 4 combinationes

#ASGI_APPLICATION = "user_api.asgi.application"
#ASGI_APPLICATION = "backend.asgi.application"
#ASGI_APPLICATION = "backend/backend/asgi.py"
ASGI_APPLICATION = 'backend.routing.application'