add doc (#28016)

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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

api/controllers/console/remote_files.py

@@ -10,6 +10,7 @@ from controllers.common.errors import (
     RemoteFileUploadError,
     UnsupportedFileTypeError,
 )
+from controllers.console import api
 from core.file import helpers as file_helpers
 from core.helper import ssrf_proxy
 from extensions.ext_database import db
@@ -36,12 +37,15 @@ class RemoteFileInfoApi(Resource):
         }
 
 
+parser_upload = reqparse.RequestParser().add_argument("url", type=str, required=True, help="URL is required")
+
+
 @console_ns.route("/remote-files/upload")
 class RemoteFileUploadApi(Resource):
+    @api.expect(parser_upload)
     @marshal_with(file_fields_with_signed_url)
     def post(self):
-        parser = reqparse.RequestParser().add_argument("url", type=str, required=True, help="URL is required")
-        args = parser.parse_args()
+        args = parser_upload.parse_args()
 
         url = args["url"]