init ai api key

backend/ai/urls.py

@@ -0,0 +1,11 @@
+from django.urls import include, path
+from rest_framework import routers
+
+from . import views
+
+router = routers.DefaultRouter()
+router.register(r'ai_api_key', views.AIApiKeyViewSet)
+urlpatterns = [
+    path('', include(router.urls)),
+
+]