fix ci

Author: OriHoch

.github/workflows/ci.yml

@@ -17,6 +17,7 @@ jobs:
         registry: ghcr.io
         username: ${{ github.actor }}
         password: ${{ github.token }}
+    - uses: docker/setup-buildx-action@v3
     - uses: docker/build-push-action@v6
       with:
         push: true