start to write contract apis

config/urls.py

@@ -1,18 +1,32 @@
 from django.contrib import admin
 from django.urls import path, include
 
-from drf_spectacular.views import SpectacularSwaggerView, SpectacularAPIView
+from rest_framework import permissions
+from drf_yasg.views import get_schema_view
+from drf_yasg import openapi
+
+schema_view = get_schema_view(
+   openapi.Info(
+      title="Snippets API",
+      default_version='v1',
+      description="Test description",
+      terms_of_service="https://www.google.com/policies/terms/",
+      contact=openapi.Contact(email="contact@snippets.local"),
+      license=openapi.License(name="BSD License"),
+   ),
+   public=True,
+   permission_classes=[permissions.AllowAny]
+)
 
 
 urlpatterns = [
     path('admin/', admin.site.urls),
+    path('swagger/', schema_view.with_ui('swagger', cache_timeout=0), name='schema-swagger-ui'),
 
     path('api/v1/', include(
         [
             path('', include('core.apps.accounts.urls')),
+            path('contracts/', include('core.apps.contracts.urls')),
         ]
     )),
-    # swagger
-    path('api/schema/', SpectacularAPIView.as_view(), name='schema'),
-    path('swagger/', SpectacularSwaggerView.as_view(url_name='schema'), name='swagger-ui'),
 ]