BuildImage

Custom builder image for convox build. When blank, the default Convox builder image is used.

| Default value | "" |

Use Cases

  • Using a custom builder image that includes additional build tools, language runtimes, or certificates
  • Pinning to a specific builder image version for reproducible builds
  • Testing a new builder image before rolling it out to all Racks

Additional Information

The builder image must be accessible from the Rack's build instance. If you are using a private ECR repository, ensure the build instance IAM role has the necessary pull permissions.

$ convox rack params set BuildImage=myregistry/custom-builder:latest

See Also