* fix: add expected_base_url origin check to get_litellm_gateway_api_key
* fix: scope get_stored_api_key and save base_url on login
* fix: pass base_url to get_stored_api_key in CLI entrypoint
* fix: scope ProxyClient stored key to base_url
* test: add expected_base_url coverage for get_stored_api_key
* fix: initialize self.http with resolved api_key not raw param
* fix: black formatting in client.py and test_auth_commands.py