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docker-base-image

Move Docker images from Node 18 to Node 22.

Uses: docker.bump_base_image

Start a campaign from it, then point it at your organization:

gh fleet init --from docker-base-image --org your-org

Campaign

load("@fleet//docker.star", "bump_base_image")

def change(repo):
    changed = bump_base_image(repo, env["IMAGE"], env["FROM_TAG"], env["TO_TAG"])
    repo.set_var("dockerfiles", ", ".join(changed))

# yaml-language-server: $schema=https://raw.githubusercontent.com/rossedman/gh-fleet/main/internal/campaign/campaign.schema.json
apiVersion: fleet.gh/v1
name: node-22-images
description: Move Docker images from Node 18 to Node 22

targets:
  orgs: [acme]
  include:
    files: [Dockerfile]
    search: "FROM node:18"

change:
  steps:
    # Rewrites FROM lines for IMAGE:FROM_TAG to IMAGE:TO_TAG in every
    # Dockerfile, keeping variants (node:18-alpine -> node:22-alpine), stage
    # names and --platform flags.
    - name: base image
      starlark: ./change.star
      timeout: 1m
  env:
    IMAGE: node
    FROM_TAG: "18"
    TO_TAG: "22"

pr:
  title: "build: Node 22 base images"
  body: |
    Node 18 is end of life. This moves every `FROM node:18` image in
    {{ .Repo.Name }} to Node 22, keeping the same variant. Check the build
    and any native modules.

    Opened by the `{{ .Campaign.Name }}` campaign with [gh fleet](https://github.com/rossedman/gh-fleet).
  labels: [fleet, dependencies]
  draft: true

Source on GitHub