Update src/uipath_mcp/_cli/_utils/_config.py

The validate_server_name method lacks type hints and docstring. Add parameter and return type annotations, and include a docstring explaining the validation rules.

Co-authored-by: Copilot <[email protected]>

Author: Karanraj-6

src/uipath_mcp/_cli/_utils/_config.py

@@ -52,7 +52,13 @@ def exists(self) -> bool:
         return os.path.exists(self.config_path)
 
     @staticmethod
-    def validate_server_name(name):
+    def validate_server_name(name: str) -> None:
+        """
+        Validate the server name.
+
+        The server name must only contain letters (a-z, A-Z), numbers (0-9), and hyphens (-).
+        Raises a ValueError if the name is invalid.
+        """
         if not re.match(r'^[a-zA-Z0-9-]+$', name):
             raise ValueError(f'Invalid server name "{name}": only letters, numbers, and hyphens are allowed.')