version-bump.yml

name: Enforce Version Bump on Merge to Master

on:
  push:
    branches:
      - main

jobs:
  check-version-bump:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 2  # fetch previous commit

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: '20.x'

      - name: Install jq
        run: sudo apt-get update && sudo apt-get install -y jq

      - name: Verify version bump
        run: |
          PREV_VERSION=$(git show HEAD~1:package.json | jq -r .version)
          CUR_VERSION=$(jq -r .version package.json)
          echo "Previous version: $PREV_VERSION"
          echo "Current version: $CUR_VERSION"
          # Compare semantic versions
          if [ "$(printf '%s\n' "$PREV_VERSION" "$CUR_VERSION" | sort -V | head -n1)" = "$CUR_VERSION" ]; then
            echo "❌ Version was not bumped (or decreased) compared to previous commit."
            exit 1
          else
            echo "✅ Version bump detected."
          fi