feat: new modul (stateflow)

api_v1/urls.py

@@ -1,5 +1,12 @@
 from django.urls import path, include
-from .views import stock_change_views, user_info, inventory, product_image
+from rest_framework.routers import DefaultRouter
+from .views import stock_change_views, user_info, inventory, product_image, stateflow
+
+# 创建 DRF Router
+router = DefaultRouter()
+router.register(r'states', stateflow.StateViewSet, basename='state')
+router.register(r'processes', stateflow.ProcessViewSet, basename='process')
+router.register(r'business-objects', stateflow.BusinessObjectViewSet, basename='business-object')
 
 urlpatterns = [
     # 库存变动相关API
@@ -20,4 +27,7 @@ urlpatterns = [
     
     # 产品图片上传 API
     path('products/<int:product_id>/image/', product_image.ProductImageUploadView.as_view(), name='product_image_upload'),
+    
+    # Stateflow API (使用 Router)
+    path('stateflow/', include(router.urls)),
 ]