update docs workflow

.github/workflows/build-docs.yml

@@ -24,15 +24,14 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
-      - name: Setup bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: '22'
       - name: Install dependencies
-        run: bun install
-      - name: Build docs 
-        run:
-          bun docs-build
+        run: npm ci
+      - name: Build docs
+        run: npm run docs-build
       - name: Setup Pages
         uses: actions/configure-pages@v5
       - name: Upload artifact
@@ -43,4 +42,3 @@ jobs:
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4
-