auto-sync-master-with-develop.yml

name: 'Auto Sync `master` with `develop`'

on:
  push:
    branches:
      - develop

permissions:
  contents: write

jobs:
  sync-branches:
    if: ( startsWith(github.event.head_commit.message, '[RELEASE]') )

    runs-on: ubuntu-latest

    steps:
      - uses: actions/create-github-app-token@v2
        id: app-token
        with:
          app-id: ${{ vars.AUTO_SYNC_BRANCHES_APP_ID }}
          private-key: ${{ secrets.AUTO_SYNC_BRANCHES_SECRET }}

      - name: Checkout Master
        uses: actions/checkout@v4
        with:
          ref: master
          fetch-depth: 0
          token: ${{ steps.app-token.outputs.token }}

      - name: Configure Git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

      - name: Merge Release Commit to Master
        run: |
          git fetch origin develop
          git merge --ff-only ${{ github.sha }}

      - name: Push Changes to Master
        run: git push origin master
        env:
          GITHUB_TOKEN: ${{ steps.app-token.outputs.token }}