Favz: langx/langx agent setuphttps://favz.co/repos/langx/langx.htmlMCP servers, skills and plugins added to or removed from langx/langx.langx/langx added karpathy-guidelineshttps://favz.co/repos/langx/langx.htmlfavz-langx/langx-skill:karpathy-guidelines-add-2026-09-06T08:39:38ZSun, 06 Sep 2026 08:39:38 +0000langx/langx added claude-code-setup@claude-plugins-officialhttps://favz.co/repos/langx/langx.htmlfavz-langx/langx-plugin:claude-code-setup@claude-plugins-official-add-2026-09-05T19:06:10ZSat, 05 Sep 2026 19:06:10 +0000