fix: CRUD endpoint return format - remove json.dumps, use widgettype format

wwwroot/api/product_create.dspy

@@ -43,4 +43,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '创建失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_delete.dspy

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-import json
 
 result = {'widgettype': 'Message', 'options': {'title': 'Error', 'message': 'Invalid', 'type': 'error'}}
 
@@ -28,4 +27,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '删除失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_resource_create.dspy

@@ -27,4 +27,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '创建失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_resource_delete.dspy

@@ -18,4 +18,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '删除失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_resource_supplier_create.dspy

@@ -24,4 +24,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '创建失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_resource_supplier_delete.dspy

@@ -13,4 +13,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '删除失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_resource_supplier_update.dspy

@@ -16,4 +16,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '更新失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_resource_update.dspy

@@ -16,4 +16,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '更新失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_subscription_create.dspy

@@ -41,4 +41,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '创建失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_subscription_delete.dspy

@@ -13,4 +13,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '删除失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_subscription_update.dspy

@@ -16,4 +16,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '更新失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result

wwwroot/api/product_update.dspy

@@ -38,4 +38,4 @@ try:
 except Exception as e:
     result['options'] = {'title': 'Error', 'message': '更新失败: ' + str(e), 'type': 'error'}
 
-return json.dumps(result, ensure_ascii=False)
+return result