name: Publish to npm

on:
  push:
    branches: [main]

jobs:
  publish:
    runs-on: ubuntu-latest
    permissions:
      contents: read

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: '20'
          registry-url: 'https://registry.npmjs.org'

      - name: Set version from date + commit
        run: |
          # CalVer: YYYY.MMDD.HHMM — всегда возрастающая, @latest всегда свежий
          VERSION=$(date -u +"%Y.%m%d.%H%M")
          npm version "$VERSION" --no-git-tag-version

      - name: Publish to npm
        run: npm publish --access public
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}