Fix/api tool (#2317)

api/controllers/console/workspace/tool_providers.py

         parser.add_argument('schema', type=str, required=True, nullable=False, location='json')
         parser.add_argument('provider', type=str, required=True, nullable=False, location='json')
         parser.add_argument('original_provider', type=str, required=True, nullable=False, location='json')
-        parser.add_argument('icon', type=str, required=True, nullable=False, location='json')
-        parser.add_argument('privacy_policy', type=str, required=True, nullable=False, location='json')
+        parser.add_argument('icon', type=dict, required=True, nullable=False, location='json')
+        parser.add_argument('privacy_policy', type=str, required=True, nullable=True, location='json')
 
         args = parser.parse_args()
 

api/services/tools_manage_service.py

     
     @staticmethod
     def update_api_tool_provider(
-        user_id: str, tenant_id: str, provider_name: str, original_provider: str, icon: str, credentials: dict, 
+        user_id: str, tenant_id: str, provider_name: str, original_provider: str, icon: dict, credentials: dict, 
         schema_type: str, schema: str, privacy_policy: str
     ):
         """
         
         # update db provider
         provider.name = provider_name
-        provider.icon = icon
+        provider.icon = json.dumps(icon)
         provider.schema = schema
         provider.description = extra_info.get('description', '')
         provider.schema_type_str = ApiProviderSchemaType.OPENAPI.value