ci: workaround artifact bug

see: https://github.com/go-gitea/gitea/pull/28965

.gitea/workflows/build.yaml

@@ -23,7 +23,7 @@ jobs:
           cp um-react.zip dist/"release-${GITHUB_SHA}.zip"
           python3 -m zipfile -c um-react-site.zip dist/.
       - name: Publish Artifact
-        uses: actions/upload-artifact@v4
+        uses: christopherhx/gitea-upload-artifact@v4
         with:
           name: site
           path: dist/
@@ -31,5 +31,4 @@ jobs:
         env:
           NETLIFY_SITE_ID: ${{ secrets.NETLIFY_SITE_ID }}
           NETLIFY_API_KEY: ${{ secrets.NETLIFY_API_KEY }}
-        run: |
-          ./scripts/deploy.sh
+        run: ./scripts/deploy.sh