Merge pull request #2 from tiennm99dev/ci-gstack-npm

ci: build gstack with npm instead of bun

.github/workflows/deploy-pages.yml

@@ -24,10 +24,6 @@ jobs:
         with:
           node-version: '24'
 
-      - uses: oven-sh/setup-bun@v2
-        with:
-          bun-version: 1.3.13
-
       - name: Build claudekit
         run: npm ci && npm test && npm run build
         working-directory: claudekit
@@ -41,7 +37,7 @@ jobs:
         working-directory: bmad
 
       - name: Build gstack
-        run: bun install --frozen-lockfile && bun run build
+        run: npm ci && npm run build
         working-directory: gstack
         env:
           SITE_URL: https://tiennm99dev.github.io