fix: set up buildx first

.github/workflows/build-docker.yml

@@ -159,6 +159,8 @@ jobs:
           uses: actions/checkout@v2
         - name: Set up QEMU
           uses: docker/setup-qemu-action@v3
+        - name: Set up Docker Buildx
+          uses: docker/setup-buildx-action@v3
 
         - name: Build images
           uses: docker/build-push-action@v6