Add UUID format support (#1388)

* add uuid string handling

* remove tabs

Author: HantingZhang2

.generator/src/generator/formatter.py

@@ -286,6 +286,7 @@ def format_boolean(x):
                 "email": format_string,
                 "binary": lambda x: f'{{"data": Buffer.from(fs.readFileSync({format_string(x)}, "utf8")), "name": {format_string(x)}}}',
                 "string": format_string,
+                "uuid": format_string,
                 None: format_interface,
             }[schema.get("format", schema.get("type"))]