Fix: Remove unimplemented classes user views and imports

backend/users/views.py

@@ -2,22 +2,17 @@
 from django.contrib.auth import authenticate
 
 # Create your views here.
-from django.contrib.auth.models import AnonymousUser
-from rest_framework import generics
-from rest_framework.decorators import api_view, permission_classes
-from rest_framework.permissions import IsAuthenticated
+
+from rest_framework.decorators import api_view
 from rest_framework.response import Response
 from rest_framework import status
 
 from drf_yasg import openapi
 from drf_yasg.utils import swagger_auto_schema
 from rest_framework_simplejwt.tokens import RefreshToken
-from django.contrib.auth.models import User
 
-from users.models import InvalidToken
 from .serializers import (
     LoginSerializer,
-    LogoutSerializer,
     RegisterSerializer,
 )