build.yml

name: build and compare dist
on:
  pull_request:
    branches:
      - main
  push:
    branches:
      - main

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: checkout repo
        uses: actions/checkout@v4

      - name: setup node
        uses: actions/setup-node@v3
        with:
          node-version: '20'

      - name: install dependencies
        run: yarn install --frozen-lockfile

      - name: rebuild
        run: yarn build

      - name: compare dist
        run: |
          if [ "$(git diff --ignore-space-at-eol ./dist | wc -l)" -gt "0" ]; then
          echo "dist is not up to date"
          git diff
          exit 1
          fi
        id: diff

      - name: upload artifact
        if: ${{ steps.diff.outputs.exit_code == '1' }}
        uses: actions/upload-artifact@v3
        with:
          name: dist
          path: dist