feat(packages/scripts): add multi-arch image collection and push step (#703)

Author: wuhuizuo

packages/scripts/build-package-images.sh.tmpl

@@ -29,6 +29,11 @@ main() {
     add_more_tags
   fi
 
+  # collect and push multi-arch images
+  if [ "$NEED_COLLECT_MULT_ARCH" = "true" ]; then
+    collect_and_push_multi_arch_images
+  fi
+
   echo "✅ All done"
 }