add styles to tag workflow

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Use Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: "18.16" # You might need to adjust this value to your own version
+          node-version: "21.1.0" # You might need to adjust this value to your own version
       - name: Build
         id: build
         run: |
@@ -70,3 +70,13 @@ jobs:
           asset_path: ./manifest.json
           asset_name: manifest.json
           asset_content_type: application/json
+      - name: Upload styles.css
+        id: upload-css
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ./styles.css
+          asset_name: styles.css
+          asset_content_type: text/css