name: Publish to Github Packages

on:
  push:
    tags:
      - 'v*.*.*'

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
    - name: Set env
      run: echo "RELEASE_VERSION=${GITHUB_REF:10}" >> $GITHUB_ENV
    - name: Use Node.js ${{ matrix.node-version }}
      uses: actions/setup-node@v1
      with:
        node-version: '12.x'
        registry-url: 'https://registry.npmjs.org'
    - name: run build
      run: |
        yarn
        yarn version --no-git-tag-version --no-commit-hooks --new-version ${RELEASE_VERSION/v}
        yarn publish
      env:
        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}