Trying multiarch

.github/workflows/build-containers.yml

@@ -88,6 +88,15 @@ jobs:
         image: ${{ fromJson(needs.build-image-list.outputs.images) }}
     steps:
 
+      - name: Set environment variables
+        id: set-env-vars
+        run: |
+          if [ "${{ matrix.image }}" == "htc/minimal:0" ]; then
+              echo "PLATFORMS=linux/amd64,linux/arm64" >> $GITHUB_ENV
+          else
+              echo "PLATFORMS=linux/amd64" >> $GITHUB_ENV
+          fi
+
       - name: Set up Docker Buildx
         if: success()
         uses: docker/setup-buildx-action@v3
@@ -104,5 +113,6 @@ jobs:
         with:
           context: "{{defaultContext}}:${{ matrix.image }}"
           tags: hub.opensciencegrid.org/${{ matrix.image }}
+          platforms: ${{ env.PLATFORMS }}
           push: true
 

htc/minimal:0/Dockerfile

@@ -0,0 +1,8 @@
+FROM alpine:latest
+
+LABEL opensciencegrid.name="Minimal"
+LABEL opensciencegrid.description="Minimal image - used for testing"
+LABEL opensciencegrid.url="https://osg-htc.org/"
+LABEL opensciencegrid.category="Tools"
+LABEL opensciencegrid.definition_url="https://github.com/osg-htc/htc-images"
+