Initial commit: React + Django full-stack project setup

- Backend: Django 4.2 + DRF + JWT + GraphQL
- Frontend: React 18 + MobX + styled-components
- Deployment: Docker + Docker Compose + Nginx
- Database: PostgreSQL support
- Documentation: README, INIT, PROJECT_DOCS, TESTING

backend/apps/users/views.py

@@ -0,0 +1,23 @@
+from rest_framework import viewsets, permissions
+from rest_framework.decorators import action
+from rest_framework.response import Response
+from .models import User
+from .serializers import UserSerializer, UserDetailSerializer
+
+
+class UserViewSet(viewsets.ModelViewSet):
+    """ViewSet for User model."""
+
+    queryset = User.objects.all()
+    permission_classes = [permissions.IsAuthenticated]
+
+    def get_serializer_class(self):
+        if self.action in ['retrieve', 'update', 'partial_update']:
+            return UserDetailSerializer
+        return UserSerializer
+
+    @action(detail=False, methods=['get'])
+    def me(self, request):
+        """Get current user."""
+        serializer = self.get_serializer(request.user)
+        return Response(serializer.data)