Update tailwind to v3, various wangling

vehicles/views.py

@@ -12,3 +12,9 @@ class VehicleList(generic.ListView):
 class VehicleDetail(generic.DetailView):
     template_name = 'vehicle_detail.html'
     model = Vehicle
+
+
+class VehicleCreate(generic.CreateView):
+    template_name = 'vehicle_form.html'
+    model = Vehicle
+    fields = "__all__"