keep-alive.yml

name: Keep alive

on:
  workflow_call:
    inputs:
      repository:
        description: "The repository to keep alive (e.g. 'prolog')"
        required: true
        type: string
    secrets:
      pat_empty_commits:
        description: "The github token used to author the empty commits"
        required: false
  workflow_dispatch:
    inputs:
      repository:
        description: The name of the repo to backup (e.g. 'prolog')
        required: false

env:
  GIT_USERNAME: "Exercism Bot"
  GIT_EMAIL: "66069679+exercism-bot@users.noreply.github.com"

jobs:
  keep_alive:
    runs-on: ubuntu-22.04

    steps:
      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
        with:
          repository: exercism/${{ inputs.repository || github.event.inputs.repository }}
          token: ${{ secrets.pat_empty_commits }}
          fetch-depth: 0
          ref: main

      - name: Configure the git user
        run: |
          git config --global user.email "${GIT_EMAIL}"
          git config --global user.name "${GIT_USERNAME}"

      - name: Create and push an empty commit
        run: |
          git commit --allow-empty -m "Empty commit"
          git push origin main