fix: optional check for architecture in bootstrap image-aztec (#11085)

Fixes #10957

.github/workflows/publish-aztec-packages.yml

@@ -120,7 +120,7 @@ jobs:
         timeout-minutes: 80
         run: |
           sudo shutdown -P 80
-          ./bootstrap.sh image-aztec
+          ./bootstrap.sh image-aztec --check-arch
           docker tag aztecprotocol/aztec:${{ env.GIT_COMMIT }} aztecprotocol/aztec:${{ env.GIT_COMMIT }}-arm64
           docker push aztecprotocol/aztec:${{ env.GIT_COMMIT }}-arm64
   build-nargo-x86:

bootstrap.sh

@@ -201,9 +201,34 @@ case "$cmd" in
   ;;
   "image-aztec")
     image=aztecprotocol/aztec:$(git rev-parse HEAD)
+    check_arch=false
+
+    # Check for --check-arch flag in args
+    for arg in "$@"; do
+      if [ "$arg" = "--check-arch" ]; then
+        check_arch=true
+        break
+      fi
+    done
+
     docker pull $image &>/dev/null || true
     if docker_has_image $image; then
-      exit
+      if [ "$check_arch" = true ]; then
+        # Check we're on the correct architecture
+        image_arch=$(docker inspect $image --format '{{.Architecture}}')
+        host_arch=$(uname -m | sed 's/x86_64/amd64/' | sed 's/aarch64/arm64/')
+
+        if [ "$image_arch" != "$host_arch" ]; then
+          echo "Warning: Image architecture ($image_arch) doesn't match host architecture ($host_arch)"
+          echo "Rebuilding image for correct architecture..."
+        else
+          echo "Image $image already exists and has been downloaded with correct architecture." && exit
+        fi
+      else
+        echo "Image $image already exists and has been downloaded." && exit
+      fi
+    else
+      echo "Image $image does not exist, building..."
     fi
     github_group "image-aztec"
     source $ci3/source_tmp