minor fix: fix flask api resources only accept one resource for same url (#23168)

api/controllers/console/app/annotation.py

         return {"job_id": job_id, "job_status": job_status, "error_msg": error_msg}, 200
 
 
-class AnnotationListApi(Resource):
+class AnnotationApi(Resource):
     @setup_required
     @login_required
     @account_initialization_required
         }
         return response, 200
 
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @cloud_edition_billing_resource_check("annotation")
+    @marshal_with(annotation_fields)
+    def post(self, app_id):
+        if not current_user.is_editor:
+            raise Forbidden()
+
+        app_id = str(app_id)
+        parser = reqparse.RequestParser()
+        parser.add_argument("question", required=True, type=str, location="json")
+        parser.add_argument("answer", required=True, type=str, location="json")
+        args = parser.parse_args()
+        annotation = AppAnnotationService.insert_app_annotation_directly(args, app_id)
+        return annotation
+
     @setup_required
     @login_required
     @account_initialization_required
         return response, 200
 
 
-class AnnotationCreateApi(Resource):
-    @setup_required
-    @login_required
-    @account_initialization_required
-    @cloud_edition_billing_resource_check("annotation")
-    @marshal_with(annotation_fields)
-    def post(self, app_id):
-        if not current_user.is_editor:
-            raise Forbidden()
-
-        app_id = str(app_id)
-        parser = reqparse.RequestParser()
-        parser.add_argument("question", required=True, type=str, location="json")
-        parser.add_argument("answer", required=True, type=str, location="json")
-        args = parser.parse_args()
-        annotation = AppAnnotationService.insert_app_annotation_directly(args, app_id)
-        return annotation
-
-
 class AnnotationUpdateDeleteApi(Resource):
     @setup_required
     @login_required
 api.add_resource(
     AnnotationReplyActionStatusApi, "/apps/<uuid:app_id>/annotation-reply/<string:action>/status/<uuid:job_id>"
 )
-api.add_resource(AnnotationListApi, "/apps/<uuid:app_id>/annotations")
+api.add_resource(AnnotationApi, "/apps/<uuid:app_id>/annotations")
 api.add_resource(AnnotationExportApi, "/apps/<uuid:app_id>/annotations/export")
-api.add_resource(AnnotationCreateApi, "/apps/<uuid:app_id>/annotations")
 api.add_resource(AnnotationUpdateDeleteApi, "/apps/<uuid:app_id>/annotations/<uuid:annotation_id>")
 api.add_resource(AnnotationBatchImportApi, "/apps/<uuid:app_id>/annotations/batch-import")
 api.add_resource(AnnotationBatchImportStatusApi, "/apps/<uuid:app_id>/annotations/batch-import-status/<uuid:job_id>")