check_links.yml

name: Check Links
on:
  workflow_dispatch:
  pull_request:
  push:
    branches:
      - main

jobs:
  check_links:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - name: Restore lychee cache
        id: restore-cache
        uses: actions/cache/restore@v5
        with:
          path: .lycheecache
          key: cache-lychee-${{ github.run_id }}-${{ github.run_attempt }}
          restore-keys: cache-lychee-
      - name: Link Checker
        id: lychee
        uses: lycheeverse/lychee-action@v2
        with:
          fail: true
          args: >
            --verbose
            --no-progress
            --cache
            --cache-exclude-status '429, 403, 404, 502'
            --max-cache-age 2d
            --exclude '^http://192\.168\.56\.101'
            --exclude 'kernel\.org\/pub\/linux\/kernel'
            --exclude 'releases/download/v\$%7BURCAP_VERSION%7D/externalcontrol-\$%7BURCAP_VERSION%7D\.jar'
            --exclude '^http://rosin-project\.eu'
            --exclude '2013181\/gdb-causes-sem-wait-to-fail-with-eintr-error'
            --exclude 'https:\/\/lists\.apple\.com\/archives\/darwin-kernel\/2009\/Apr\/msg00010\.html'
            --exclude 'https:\/\/wiki\.linuxfoundation\.org\/realtime\/preempt_rt_versions'
            --exclude 'https:\/\/en\.cppreference\.com\/w\/cpp\/string\/basic_string\/to_string'
            --max-concurrency 1
            './**/*.md' './**/*.html' './**/*.rst' './**/*.cpp' './**/*.h' './**/*.py'
      - name: Save lychee cache
        uses: actions/cache/save@v5
        if: always()
        with:
          path: .lycheecache
          key: ${{ steps.restore-cache.outputs.cache-primary-key }}