Set up Docker build for linux/amd64

.github/workflows/docker-arm.yml

@@ -0,0 +1,34 @@
+name: docker-arm
+on: [push]
+env:
+  REPO_DIR: /home/Cropbox.jl
+  IMAGE_NAME: cropbox/cropbox-arm
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: easimon/maximize-build-space@v6
+        with:
+          overprovision-lvm: 'true'
+          remove-dotnet: 'true'
+          remove-android: 'true'
+      - uses: actions/checkout@v3
+      - uses: rlespinasse/github-slug-action@v4
+      - uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.IMAGE_NAME }}
+      - uses: docker/setup-qemu-action@v2
+      - uses: docker/setup-buildx-action@v2
+      - uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      - uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: .binder/Dockerfile
+          build-args: REPO_DIR=${{ env.REPO_DIR}}
+          platforms: linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          outputs: type=image,name=${{ env.IMAGE_NAME }},push-by-digest=true,name-canonical=true,push=true