main.yml

name: CI
on: [push]
jobs:
  build:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v1
      - name: install
        uses: borales/actions-yarn@v2.0.0
        with:
          cmd: install # will run `yarn install` command
      - name: lint
        uses: borales/actions-yarn@v2.0.0
        with:
          cmd: tslint # will run `yarn tslint` command
      - name: build
        uses: borales/actions-yarn@v2.0.0
        with:
          cmd: build # will run `yarn build` command