build and output images

Author: qicz

.github/workflows/build_and_push_images.yaml

@@ -26,3 +26,10 @@ jobs:
     - name: Build and Push Commit Image
       if: github.event_name == 'push'
       run: sh push-images.sh
+
+    - name: Upload Build Artifacts
+      uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02  # v4.6.2
+      with:
+        name: multiarch-docker-images
+        path: |
+          *.tar.gz

push-images.sh

@@ -28,7 +28,16 @@ do
             fi
         fi
         echo "building $image => `cat nametag`..."
-        docker buildx build --push --platform linux/amd64,linux/arm64 -t acmestack/`cat nametag` .
+        docker buildx build \
+                --push \
+                --platform linux/amd64,linux/arm64 \
+                --output type=tar,dest=/tmp/${nametag}.tar \
+                -t acmestack/`cat nametag` \ .
+         # gzip and move 
+        gzip /tmp/${nametag}.tar
+        mv /tmp/${nametag}.tar.gz "../../${image}_amd64_arm64_${current_date}.tar.gz"
+
+        echo "✅ Saved as ${image}_amd64_arm64_${current_date}.tar.gz"
         echo "done."
         cd ..
     fi