create-release-pr.yml

name: Create release PR

on:
  push:
    branches: [develop]

jobs:
  create-pr-to-main:
    name: Create release PR to main
    runs-on: ubuntu-latest
    steps:
      - name: Create Pull Request
        uses: actions/github-script@v7
        with:
          script: |
            const { repo, owner } = context.repo;
            const pullRequestResponse = await github.rest.pulls.list({
              owner,
              repo,
              base: 'main'
            });

            if (pullRequestResponse.status === 200 && pullRequestResponse.data.length === 0) {
              const result = await github.rest.pulls.create({
                title: 'Merge Develop onto Main',
                owner,
                repo,
                head: 'develop',
                base: 'main',
                body: [
                  'This PR was auto-generated - see create-release-pr.yml and ',
                  '[actions/github-script](https://github.com/actions/github-script).',
                  'Merging this PR will trigger an automatic deployment to production on Heroku.'
                ].join('\n')
              });
            }