build-website.yml

name: Build and publish

on:
  workflow_dispatch:
  push:
    branches: [ main ]

# Make sure jobs cannot overlap (e.g. one from push and one from schedule).
concurrency:
  group: published-ci
  cancel-in-progress: true

jobs:
  build:
    name: Build and deploy to the gh-pages branch
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3
      with:
        ref: 'main'

    # Configure the build environment.

    - name: Install Ruby 3.1
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: '3.1'
        # Runs 'bundle install' and caches installed gems automatically
        bundler-cache: true

    # Build the website.

    - name: Build the static website
      run: bundle exec jekyll build

    # Publish the build results

    - name: Deploy to the gh-pages branch 🚀
      uses: JamesIves/github-pages-deploy-action@v4
      with:
        branch: gh-pages
        folder: _site
        # Configure the commit author.
        git-config-name: 'ci-deploy'
        git-config-email: '<>'
        # Remove outdated files from the target directory.
        clean: true