一键安装此插件：
42plugin install nowork-studio/notfair/notfair-upgrade-skill42plugin install nowork-studio/notfair/notfair-upgrade-skillUpgrade the NotFair plugin to the latest version. Updates the marketplace repo, installs the new version to the plugin cache, and updates installed_plugins.json. Use when asked to "upgrade notfair", "update notfair", or "get latest version". Also handles inline upgrade prompts when a skill detects UPGRADE_AVAILABLE at startup.