rtd-preview.yml

name: RTD Preview
on:
  pull_request_target:
    types: [opened]

permissions:
  pull-requests: write

jobs:
  binder:
    runs-on: ubuntu-latest
    steps:
      - name: Comment on the PR with the RTD preview
        uses: actions/github-script@v7
        with:
          github-token: ${{secrets.GITHUB_TOKEN}}
          script: |
            var PR_NUMBER = context.issue.number
            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: `[![lite-badge](https://jupyterlite.rtfd.io/en/latest/_static/badge.svg)](https://jupyterlite--${PR_NUMBER}.org.readthedocs.build/en/${PR_NUMBER}/_static/lab/index.html) :point_left: Try it on ReadTheDocs`
            })