Add health check endpoint and update Docker Compose configuration

- Add HealthCheckView to authapp
- Update authapp/urls.py to include health check
- Update docker-compose.yml for backend services
- Add frontend service to docker-compose.yml
- Add external config for frontend

authapp/urls.py

@@ -1,9 +1,10 @@
 from django.urls import path
-from .views import CustomAuthToken, RegenerateTokenView, VerifyTokenView, get_csrf_token
+from .views import CustomAuthToken, RegenerateTokenView, VerifyTokenView, get_csrf_token, HealthCheckView
 
 urlpatterns = [
     path('login/', CustomAuthToken.as_view(), name='login'),
     path('regenerate-token/', RegenerateTokenView.as_view(), name='regenerate-token'),
     path('verify-token/', VerifyTokenView.as_view(), name='verify-token'),
-     path('get-csrf-token/', get_csrf_token, name='get-csrf-token'),
+    path('get-csrf-token/', get_csrf_token, name='get-csrf-token'),
+    path('health/', HealthCheckView.as_view(), name='health-check'),
 ]

authapp/views.py

@@ -4,7 +4,7 @@ from rest_framework.authtoken.views import ObtainAuthToken
 from rest_framework.authtoken.models import Token
 from rest_framework.response import Response
 from .serializers import UserSerializer
-from rest_framework.permissions import IsAuthenticated
+from rest_framework.permissions import IsAuthenticated, AllowAny
 from rest_framework import status
 
 from django.http import JsonResponse
@@ -42,3 +42,7 @@ class VerifyTokenView(APIView):
         }, status=status.HTTP_200_OK)
 
 
+class HealthCheckView(APIView):
+    permission_classes = [AllowAny]
+    def get(self, request, *args, **kwargs):
+        return Response({"status": "healthy"})