fix: dist path

Author: zhanba

.github/workflows/ghpages.yml

@@ -48,7 +48,7 @@ jobs:
         uses: actions/upload-pages-artifact@v3
         with:
           # Upload dist folder
-          path: ".packages/playground/dist"
+          path: "./packages/playground/dist"
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4