Build the container for x86 (amd64) only

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

.gitea/workflows/build.yml

@@ -12,7 +12,6 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: docker/setup-qemu-action@v3
       - uses: docker/setup-buildx-action@v3
 
       # Repo secrets needed (Settings -> Actions -> Secrets):
@@ -36,7 +35,7 @@ jobs:
       - uses: docker/build-push-action@v6
         with:
           context: .
-          platforms: linux/amd64,linux/arm64
+          platforms: linux/amd64
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}