Update GitHub Actions workflow to publish to staging.brioche.dev

Author: kylewlacy

.github/workflows/publish.yml

@@ -29,6 +29,12 @@ jobs:
       - name: Build Astro
         run: npm run build
 
+      - name: Publish to git-pages (staging)
+        run: |
+          tar -C dist --zstd -cf - . | curl -X PUT 'https://staging.brioche.dev' -H "Authorization: Pages $GIT_PAGES_PASSWORD_STAGING_BRIOCHE_DEV" -H 'Content-Type: application/x-tar+zstd' --data-binary @-
+        env:
+          GIT_PAGES_PASSWORD_STAGING_BRIOCHE_DEV: ${{ secrets.GIT_PAGES_PASSWORD_STAGING_BRIOCHE_DEV }}
+
       - name: Publish to Cloudflare Pages
         uses: cloudflare/pages-action@v1
         with: