name: github pages

on:
  push:
    branches:
      - main

jobs:
  deploy:
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2

      - name: Setup Node
        uses: actions/setup-node@v2.1.2
        with:
          node-version: '12.x'

      - name: Get yarn cache
        id: yarn-cache
        run: echo "::set-output name=dir::$(yarn cache dir)"

      - name: Cache dependencies
        uses: actions/cache@v2
        with:
          path: ${{ steps.yarn-cache.outputs.dir }}
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-

      - run: yarn install --frozen-lockfile
      - run: yarn build
      - run: yarn export

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./out