build_and_deploy.yml

name: Build and Deploy

on:
  push:
    branches:
      - main
    paths-ignore:
      - "**/README.md"

jobs:
  build_and_deploy:
    name: Build and deploy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v1
        with:
          node-version: "14"
      - name: Cache Node.js modules
        uses: actions/cache@v2
        with:
          path: ~/.npm
          key: ${{ runner.OS }}-node-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            ${{ runner.OS }}-node-
            ${{ runner.OS }}-
      - name: Export Next.js to static HTML
        run: |
          npm ci
          npm run export
      - name: Deploy
        uses: JamesIves/github-pages-deploy-action@3.7.1
        with:
          GITHUB_TOKEN: ${{ secrets.GH_PAGES_DEPLOY }}
          BRANCH: gh-pages
          FOLDER: out
          CLEAN: true