[dash0] bring back arm64 builds via qemu

This effectively reverts aefb610.
Having no arm64 images makes running the demo locally via K8s much
harder, because K8s tries to pull the arm64 version of the images and
that of course fails when it doesn't exist.

.github/workflows/build-images.yml

@@ -41,67 +41,87 @@ jobs:
           - file: ./src/adservice/Dockerfile
             tag_suffix: adservice
             context: ./
+            setup-qemu: true
           - file: ./src/cartservice/src/Dockerfile
             tag_suffix: cartservice
             context: ./
+            setup-qemu: false
           - file: ./src/checkoutservice/Dockerfile
             tag_suffix: checkoutservice
             context: ./
+            setup-qemu: true
           - file: ./src/currencyservice/Dockerfile
             tag_suffix: currencyservice
             context: ./src/currencyservice
+            setup-qemu: true
           - file: ./src/emailservice/Dockerfile
             tag_suffix: emailservice
             context: ./src/emailservice
+            setup-qemu: true
           - file: ./src/ffspostgres/Dockerfile
             tag_suffix: ffspostgres
             context: ./
+            setup-qemu: true
           # NOTE:
           # https://github.com/open-telemetry/opentelemetry-demo/issues/956
           # Until dedicated ARM runners are available for GHA we cannot upgrade
           # OTP/Elixir versions. Please do not change the OTP/Elixir versions.
           - file: ./src/featureflagservice/Dockerfile
             tag_suffix: featureflagservice
             context: ./
+            setup-qemu: true
           - file: ./src/frontend/Dockerfile
             tag_suffix: frontend
             context: ./
+            setup-qemu: true
           - file: ./src/frontendproxy/Dockerfile
             tag_suffix: frontendproxy
             context: ./
+            setup-qemu: true
           - file: ./src/loadgenerator/Dockerfile
             tag_suffix: loadgenerator
             context: ./
+            setup-qemu: true
           - file: ./src/paymentservice/Dockerfile
             tag_suffix: paymentservice
             context: ./
+            setup-qemu: true
           - file: ./src/productcatalogservice/Dockerfile
             tag_suffix: productcatalogservice
             context: ./
+            setup-qemu: true
           - file: ./src/quoteservice/Dockerfile
             tag_suffix: quoteservice
             context: ./
+            setup-qemu: true
           - file: ./src/shippingservice/Dockerfile
             tag_suffix: shippingservice
             context: ./
+            setup-qemu: true
           - file: ./src/recommendationservice/Dockerfile
             tag_suffix: recommendationservice
             context: ./
+            setup-qemu: true
           - file: ./src/kafka/Dockerfile
             tag_suffix: kafka
             context: ./
+            setup-qemu: true
           - file: ./src/accountingservice/Dockerfile
             tag_suffix: accountingservice
             context: ./
+            setup-qemu: true
           - file: ./src/frauddetectionservice/Dockerfile
             tag_suffix: frauddetectionservice
             context: ./
+            setup-qemu: true
           - file: ./src/frontend/Dockerfile.cypress
             tag_suffix: frontend-tests
             context: ./
+            setup-qemu: true
           - file: ./test/Dockerfile
             tag_suffix: integrationTests
             context: ./
+            setup-qemu: true
 
     steps:
       - uses: actions/checkout@v4
@@ -138,6 +158,12 @@ jobs:
         with:
           mask-password: true
 
+      - name: Set up QEMU
+        if: ${{ matrix.file_tag.setup-qemu }}
+        uses: docker/setup-qemu-action@v3
+        with:
+          image: tonistiigi/binfmt:master
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
         with:
@@ -151,7 +177,7 @@ jobs:
         with:
           context: ${{ matrix.file_tag.context }}
           file: ${{ matrix.file_tag.file }}
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
           push: ${{ inputs.push }}
           tags: |
             ${{ env.AWS_ECR_REPO }}:${{ inputs.version }}-${{ matrix.file_tag.tag_suffix }}