v1.1.1: Update retry strategy and add 401 error handling (#30)
* Update retry strategy and add HTTP 401 error handling - Modify default retry strategy to use 1s base delay and 10 max attempts - Add specific handling for HTTP 401 Unauthorized errors - Introduce new InvalidApiKeyError for clearer authentication failures - Update documentation and example scripts to reflect new retry configuration - Bump version to 1.1.1