Simple kustomize / kapp / kubectl Taskfile example

Taskfile.yaml

version: '3'

env:
  KAPP_FQ_CONFIGMAP_NAMES: true
vars:
  KAPP_NAMESPACE: vaultwarden
  KAPP_NAME: vaultwarden
  KAPP_ARGS: '--app-changes-max-to-keep=5'
#  KAPP_ARGS: '--app-changes-max-to-keep=5 --apply-default-update-strategy fallback-on-replace'

tasks:
  namespace:
    cmds:
    - cmd: kubectl create namespace {{.KAPP_NAMESPACE}} --dry-run=client -o yaml | kubectl apply -f -
  deploy:
    cmds:
    - cmd: kapp deploy {{.KAPP_ARGS}} --app-namespace {{.KAPP_NAMESPACE}} -a {{.KAPP_NAME}} -f <(kustomize build --enable-helm .)
  deploy-diff:
    cmds:
    - task: deploy
      vars:
        KAPP_ARGS: '{{.KAPP_ARGS}} --diff-changes'
  update-image:
    cmds:
    - cmd: kustomize edit set image docker.io/vaultwarden/server:$(skopeo inspect docker://docker.io/vaultwarden/server|jq -r '.RepoTags[]|select(test("^[0-9]+\\.[0-9]+\\.[0-9]+$"))'|sort -V|tail -n 1)