prepare-release.yml

name: Prepare Release

on:
  workflow_dispatch:

# Disable all GITHUB_TOKEN permissions, since the GitHub App token is used instead.
permissions: {}

jobs:
  prepare-release:
    uses: heroku/languages-github-actions/.github/workflows/_classic-buildpack-prepare-release.yml@latest
    secrets: inherit
    with:
      custom_update_command: |
        set -euo pipefail

        sed --in-place --regexp-extended \
          --expression "s/v${EXISTING_VERSION}/v${NEW_VERSION}/" \
          lib/language_pack/version.rb

        if compgen -G 'changelogs/unreleased/*.md' > /dev/null; then
          # The unreleased changelogs directory contains a `.gitkeep` file, so we have to
          # copy the markdown files individually instead of renaming the directory.
          NEW_CHANGELOG_DIR="changelogs/v${NEW_VERSION}/"
          mkdir -p "${NEW_CHANGELOG_DIR}"
          mv changelogs/unreleased/*.md "${NEW_CHANGELOG_DIR}"
        fi