docstring of public validate method

Author: dlilue

fastapi_azure_auth/auth.py

@@ -246,6 +246,9 @@ async def __call__(self, request: Request, security_scopes: SecurityScopes) -> O
             raise
 
     def validate(self, access_token: str, key: str, iss: str, options: Dict[str, Any]) -> Dict[str, Any]:
+        """
+        Validates the token using the provided key and options.
+        """
         alg = 'RS256'
         aud = self.app_client_id if self.token_version == 2 else f'api://{self.app_client_id}'
         return jwt.decode(