chore: don't build for arm (#157)

.github/workflows/docker.yml

@@ -24,9 +24,6 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3.2.0
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3.7.1
 
@@ -57,7 +54,7 @@ jobs:
       - name: Build and push image
         uses: docker/build-push-action@v6.9.0
         with:
-          platforms: linux/amd64,linux/arm64
+          platforms: linux/amd64
           # Skip pushing when PR
           push: ${{ !github.event.pull_request }}
           cache-from: type=gha