precompile結果もアップ可能にしたやつ。最後のビルドがレイヤーキャッシュ使ってないので効率は悪い。

cloudbuild.yml

steps:
- id: install-deps
  name: node:22.14.0
  entrypoint: npm
  args:
    - ci

- id: build-bundle
  name: node:22.14.0
  entrypoint: npm
  args:
    - run
    - build:prod

  # Cloud Storageにアップロードする
  # cloudbuild.ymlにおけるartifacts/objectsでの指定だとgsutilが使われる上にrecursiveに対応できないため、
  # recursiveも使えてgsutilよりもパフォーマンスが高いとされる `gcloud storage cp -R` を使うためにcloud-sdkを使ったステップで対応
  # https://cloud.google.com/blog/products/storage-data-transfer/new-gcloud-storage-cli-for-your-data-transfers?hl=en
- id: upload-bundle
  name: gcr.io/google.com/cloudsdktool/cloud-sdk:slim
  entrypoint: gcloud
  args:
    - storage
    - cp
    - -R
    - ./dist/webpack
    - gs://[BUCKET_NAME]

- id: builder
  name: gcr.io/cloud-builders/docker
  args:
    - build
    - --target
    - build
    - -t
    - asia-northeast1-docker.pkg.dev/$PROJECT_ID/builder-local-middle-layer:local
    - -f
    - Dockerfile.default
    - '.'

- id: precompile-assets
  name: 'gcr.io/cloud-builders/docker'
  args:
    - run
    - -e
    - SECRET_KEY_BASE=precompile_placeholder
    - -v
    - /workspace/assets-output:/rails/public/assets
    - asia-northeast1-docker.pkg.dev/$PROJECT_ID/builder-local-middle-layer:local
    - bundle
    - exec
    - rake
    - assets:precompile

- id: upload-assets
  name: gcr.io/google.com/cloudsdktool/cloud-sdk:slim
  entrypoint: gcloud
  args:
    - storage
    - cp
    - -R
    - /workspace/assets-output/*
    - gs://[BUCKET_NAME]/assets

- id: build-container
  name: gcr.io/cloud-builders/docker
  args:
    - build
    - -t
    - asia-northeast1-docker.pkg.dev/$PROJECT_ID/[IMAGE_NAME]/sample-image:$SHORT_SHA
    - -f
    - Dockerfile.default
    - '.'

images: ['asia-northeast1-docker.pkg.dev/$PROJECT_ID/[IMAGE_NAME]/sample-image:$SHORT_SHA']

options:
  # https://cloud.google.com/build/docs/securing-builds/store-manage-build-logs?hl=ja
  logging: CLOUD_LOGGING_ONLY
  machineType: E2_HIGHCPU_32