change github action workflow

Author: khuyentran1401

.github/workflows/deploy.yml

@@ -15,9 +15,13 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Create public directory
+        run: mkdir -p public
+
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v4
         if: github.ref == 'refs/heads/master'
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./public
+          publish_dir: ./public
+          keep_files: false