get-latest-release.yml

name: Get latest release version
on:
  workflow_dispatch:
  push:
    paths:
      - "version.txt"
  schedule:
    - cron: "0 0 * * *"

jobs:
  get-version:
    runs-on: ubuntu-latest
    steps:
      - name: Send telegram notification
        uses: appleboy/telegram-action@v1.0.0
        with:
          to: ${{ secrets.TELEGRAM_CHAT_ID }}
          token: ${{ secrets.TELEGRAM_TOKEN }}
          format: markdown
          message: |
            ⚙️ Checking if new release is available.
            📚 Repository: [ ${{ github.repository }} ](https://github.com/${{ github.repository }})

      - name: Checkout
        uses: actions/checkout@v4
        with:
          # Have to use custom PAT, because commits created with GITHUB_TOKEN will not trigger CI
          # See: https://docs.github.com/en/actions/security-guides/automatic-token-authentication#using-the-github_token-in-a-workflow
          token: ${{ secrets.REPO_SCOPED_TOKEN }}

      - name: Fetch release version
        id: version
        env:
          release_url: https://api.github.com/repos/hashicorp/terraform/releases/latest
        run: |
          curl -sL ${{ env.release_url }} | \
          jq -r ".tag_name" > version.txt
          echo "version=$(cat version.txt | tr -d 'v')" >> $GITHUB_OUTPUT

      - name: Check for modified files
        id: git-check
        run: echo "modified=$([ -z "`git status --porcelain`" ] && echo "false" || echo "true")" >> $GITHUB_OUTPUT

      - name: Commit latest release version
        if: steps.git-check.outputs.modified == 'true'
        run: |
          git config --global user.name 'GitHub Action'
          git config --global user.email 'action@github.com'
          git commit -am "Update release version to ${{ steps.version.outputs.version }}"
          git push