auto-build.yml

name: Auto Build Bundle

on:
  push:
    branches:
      - main
    paths:
      - 'scripts/**'

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          persist-credentials: true
          fetch-depth: 0
          submodules: 'recursive'

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '18'
          cache: 'npm'
          cache-dependency-path: package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Ensure git submodules are initialized
        run: |
          # Sync and fetch submodules (recursive) so referenced repos are available for build
          git submodule sync --recursive || true
          git submodule update --init --recursive --remote

      - name: Build bundle
        run: npm run update

      - name: Commit and push bundle.js if changed
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          # Only commit if bundle.js changed
          if [[ -n "$(git status --porcelain bundle.js)" ]]; then
            git add bundle.js
            git add index.html
            git commit -m "chore: rebuild bundle.js (auto)" || echo "no commit"
            git push origin HEAD:refs/heads/main
          else
            echo "bundle.js unchanged"
          fi