readme updated

Author: businessbean

README.md

@@ -6,8 +6,8 @@ A concourse resource to trigger from netbox
 This resource is built using a Dockerfile that uses a multi-stage build process. The first stage builds the Go application, and the second stage creates a minimal container image using distroless. The following optional build arguments are available:
 
 - `BUILDER_NAME`: The name of the Go builder image (default: `golang`)
-- `BUILDER_VERSION`: The version of the Go builder image (default: `1.24.4-bookworm`)
-- `BASE_NAME`: The base image for the final container (default: `gcr.io/distroless/static-debian12`)
+- `BUILDER_VERSION`: The version of the Go builder image (default: `1.25.0-bookworm`)
+- `BASE_NAME`: The base image for the final container (default: `gcr.io/distroless/static-debian13`)
 - `BASE_VERSION`: The version of the base image (default: `latest`) (`nonroot` is not possible because Concourse [requires root permissions to run the resource](https://github.com/concourse/concourse/issues/403))
 
 The following build arguments are mandatory: