sync.yml

name: Push to Main

on:
  push:
    branches:
      - github

jobs:
  push_to_main:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Authenticate
        run: |
          git config --global user.email "sentinel@inesctec.pt"
          git config --global user.name "Sentinel"

      - name: Check if main branch exists on remote
        run: git ls-remote --exit-code --heads origin main || echo "::set-output name=branch_exists::false"
        id: check_main_branch

      - name: Create main branch if it doesn't exist
        if: steps.check_main_branch.outputs.branch_exists == 'false'
        run: |
          git checkout -b main
          git push origin main

      - name: Fetch main branch
        run: git fetch origin main

      - name: Merge changes into main
        run: |
          git checkout main
          git merge --no-ff ${{ github.ref }}

      - name: Push changes to main
        run: git push origin main