periodic-link-watcher.yml

name: Periodic Link Checker

on:
  schedule:
    - cron: "0 0 * * *"
  workflow_dispatch:

permissions:
  contents: read
  pull-requests: write
  issues: write

jobs:
  link-checker:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
        uses: actions/checkout@v4
      - name: Link Checker
        id: lychee
        uses: lycheeverse/lychee-action@v2.1.0
        with:
          args: --verbose --no-progress --exclude-loopback .
          output: ./lychee/out.md
          fail: true
        env:
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
      - name: Find existing issue
        id: find_issue
        uses: micalevisk/last-issue-action@v2
        if: failure()
        with:
          state: open
          labels: |
            broken link
            automated issue
      - name: Create or update issue for broken links
        id: create_issue
        uses: peter-evans/create-issue-from-file@v5
        if: failure()
        with:
          title: Link Checker Report
          # If issue number is empty a new issue gets created
          issue-number: ${{ steps.find_issue.outputs.issue-number }}
          content-filepath: ./lychee/out.md
          labels: broken link, automated issue