app.yaml

# helm upgrade my-app -f ./helm.yaml ./charts/wildfly
build:
  uri: https://github.com/jfdenise/2-phases-s2i
  contextDir: application
  s2i:
    builderImage: jaxrs-builder:latest
    builderKind: ImageStreamTag

builder.yaml

# helm install jaxrs-builder -f ./builder.yaml ./charts/wildfly
build:
  uri: https://github.com/jfdenise/2-phases-s2i
  contextDir: server
  s2i:
    version: latest
    builderImage: quay.io/jfdenise/wildfly-s2i-2-phases-jdk11
    buildApplication: false
deploy:
  enabled: false