chore(projects): refresh projects list

content/page/projects/index.md

@@ -99,6 +99,7 @@ _(Danh sách này được tạo tự động, sắp xếp theo tên repo)_
 | [tiennm99/tn1](https://github.com/tiennm99/tn1) | Hugo photo gallery site built on the Gallery Deluxe module | [https://tiennm99.github.io/tn1/](https://tiennm99.github.io/tn1/) |
 | [tiennm99/try-bmad](https://github.com/tiennm99/try-bmad) | 2048 puzzle clone built as a practice project using the BMad Method multi-agent framework | [https://tiennm99.github.io/try-bmad/](https://tiennm99.github.io/try-bmad/) |
 | [tiennm99/try-claudekit](https://github.com/tiennm99/try-claudekit) | Suika (watermelon) game clone — physics-based fruit-merging puzzle built with ClaudeKit | [https://tiennm99.github.io/try-claudekit/](https://tiennm99.github.io/try-claudekit/) |
+| [tiennm99/try-gstack](https://github.com/tiennm99/try-gstack) | Sandbox repo for trying out gstack — a collection of Claude Code slash-command skills for planning, review, deploys, design, and browser automation. | [https://tiennm99.github.io/try-gstack/](https://tiennm99.github.io/try-gstack/) |
 | [tiennm99/try-oh-my-claudecode](https://github.com/tiennm99/try-oh-my-claudecode) | OMC Neon Arena — a browser canvas arcade shooter built end-to-end by an oh-my-claudecode multi-agent team (engine, gameplay, UI, docs). | [https://tiennm99.github.io/try-oh-my-claudecode/](https://tiennm99.github.io/try-oh-my-claudecode/) |
 | [tiennm99/try-superpowers](https://github.com/tiennm99/try-superpowers) | Practice project exploring the Superpowers workflow to build a Pikachu tile-matching game | [https://tiennm99.github.io/try-superpowers/](https://tiennm99.github.io/try-superpowers/) |
 | [tiennm99/v0-exchange-rate-export](https://github.com/tiennm99/v0-exchange-rate-export) |  | [https://v0-exchange-rate-export.vercel.app/](https://v0-exchange-rate-export.vercel.app/) |