build arm64 image with qemu, update workflow versions in push.yml

.github/workflows/push.yaml

@@ -5,7 +5,7 @@ on:
   workflow_dispatch:
     inputs:
       image_tag:
-        description: 'Image tag name.'
+        description: "Image tag name."
         required: true
   release:
     types:
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Build:checkout"
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: "Set image tag name"
         run: |
           if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
@@ -28,38 +28,43 @@ jobs:
       - name: "Check image tag name"
         run: |
           echo "IMAGETAG=${{env.IMAGETAG}}"
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
       - name: "Build:buildx"
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v3
         with:
-          version: v0.9.1 # Buildx version
+          version: v0.12.1 # Buildx version
       - name: "Build:login"
-        uses: docker/login-action@v1
+        uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: "Build:dockerimage"
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v5
         with:
           context: .
           push: true
           file: Dockerfile.controller
           build-args: |
             GO_BUILDER_IMG=golang:1.19
+          platforms: linux/amd64,linux/arm64
           tags: ghcr.io/grafana/k6-operator:latest,ghcr.io/grafana/k6-operator:controller-${{env.IMAGETAG}}
       - name: "Build:dockerimage"
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v5
         with:
           context: .
           push: true
           file: Dockerfile.runner
+          platforms: linux/amd64,linux/arm64
           tags: ghcr.io/grafana/k6-operator:latest-runner,ghcr.io/grafana/k6-operator:runner-${{env.IMAGETAG}}
       - name: "Build:dockerimage"
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v5
         with:
           context: .
           push: true
           file: Dockerfile.starter
+          platforms: linux/amd64,linux/arm64
           tags: ghcr.io/grafana/k6-operator:latest-starter,ghcr.io/grafana/k6-operator:starter-${{env.IMAGETAG}}
 
   bundle:
@@ -70,7 +75,7 @@ jobs:
       pull-requests: write
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: "Set image tag name"
         run: |
           if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then