release-changelog.yml

name: release-changelog

on:
  pull_request:
    types:
      - opened
      - synchronize
      - reopened
      - ready_for_review
    branches:
      - main

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
  cancel-in-progress: true

env:
  MISE_EXPERIMENTAL: true
  MISE_LOCKED: true

jobs:
  changelog:
    name: update changelog
    if: github.event.pull_request.head.repo.full_name == github.repository && startsWith(github.event.pull_request.head.ref, 'release/v')
    runs-on: ubuntu-latest
    timeout-minutes: 20
    permissions:
      actions: write
      contents: write
      issues: read
      pull-requests: read
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.ref }}
          token: ${{ secrets.GITHUB_TOKEN }}
      - uses: jdx/mise-action@v3
      - id: prepare
        name: Check release version
        run: node .github/scripts/prepare-release-changelog.mjs "$BASE_SHA"
        env:
          BASE_SHA: ${{ github.event.pull_request.base.sha }}
          RELEASE_BRANCH_NAME: ${{ github.event.pull_request.head.ref }}
      - name: Generate CHANGELOG.md entry
        if: steps.prepare.outputs.should_generate == 'true'
        run: |
          set -euo pipefail

          args=(--changelog --repo "$GITHUB_REPOSITORY")

          if [[ -n "${ANTHROPIC_API_KEY:-}" ]]; then
            :
          elif [[ -n "${OPENAI_API_KEY:-}" && -n "${COMMUNIQUE_MODEL:-}" ]]; then
            args+=(--provider openai --model "$COMMUNIQUE_MODEL")
          else
            echo "::error::Set ANTHROPIC_API_KEY, or set OPENAI_API_KEY and repository variable COMMUNIQUE_MODEL, before generating release changelogs."
            exit 1
          fi

          communique generate "$TAG_NAME" "${args[@]}"
        env:
          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
          COMMUNIQUE_MODEL: ${{ vars.COMMUNIQUE_MODEL }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
          TAG_NAME: ${{ steps.prepare.outputs.tag_name }}
      - name: Commit changelog update
        if: steps.prepare.outputs.should_generate == 'true'
        id: commit
        run: |
          set -euo pipefail

          if git diff --quiet -- CHANGELOG.md; then
            echo "committed=false" >> "$GITHUB_OUTPUT"
            exit 0
          fi

          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git add CHANGELOG.md
          git commit -m "docs: update changelog for ${TAG_NAME}"
          git push origin "HEAD:${PR_BRANCH}"
          echo "committed=true" >> "$GITHUB_OUTPUT"
        env:
          PR_BRANCH: ${{ github.event.pull_request.head.ref }}
          TAG_NAME: ${{ steps.prepare.outputs.tag_name }}
      - name: Dispatch CI for updated release branch
        if: steps.prepare.outputs.should_generate == 'true' && steps.commit.outputs.committed == 'true'
        run: gh workflow run ci.yml --ref "$PR_BRANCH"
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          PR_BRANCH: ${{ github.event.pull_request.head.ref }}