chore: Delete numerous application modules, templates, static assets, documentation, and build files.

categories/api_views.py

@@ -0,0 +1,8 @@
+from rest_framework import viewsets, permissions
+from .models import Categories
+from .serializers import CategoriesSerializer
+
+class CategoriesViewSet(viewsets.ModelViewSet):
+    queryset = Categories.objects.all()
+    serializer_class = CategoriesSerializer
+    permission_classes = [permissions.IsAuthenticatedOrReadOnly]