Method _save_api_key_to_file

codewiki/cli/config_manager.py:77–86

Save API key to fallback credentials file (plaintext).

(self, api_key: str)

            return None

    def _save_api_key_to_file(self, api_key: str):
        """Save API key to fallback credentials file (plaintext)."""
        ensure_directory(CONFIG_DIR)
        data = {"api_key": api_key}
        safe_write(CREDENTIALS_FILE, json.dumps(data, indent=2))
        # Restrict file permissions (owner read/write only)
        try:
            CREDENTIALS_FILE.chmod(0o600)
        except OSError:
            pass
    
    def load(self) -> bool:
        """