pr_package_update.yml

name: Check Package.json Version

on:
  pull_request:
    branches:
      - main

jobs:
  check-version:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout base branch
        uses: actions/checkout@v4
        with:
          ref: main

      - name: Get version from base branch
        run: echo "MAIN_VERSION=$(jq -r '.version' < package.json)" >> $GITHUB_ENV

      - name: Checkout PR branch
        uses: actions/checkout@v2
        with:
          ref: ${{ github.event.pull_request.head.ref }}

      - name: Get version from PR branch
        run: echo "PR_VERSION=$(jq -r '.version' < package.json)" >> $GITHUB_ENV

      - name: Compare versions
        run: |
          if [ "${{ env.PR_VERSION }}" == "${{ env.MAIN_VERSION }}" ]; then
            echo "Version in package.json has not been updated."
            exit 1
          else
            echo "Version in package.json has been updated."
          fi