Bump actions/checkout from 3 to 4 (#123) #42

	name: GitHub Pages Deploy
	on:
	push:
	branches:
	- main
	jobs:
	gh-pages-deploy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: 3.1
	bundler-cache: true
	- name: Jekyll Build
	run: bundle exec jekyll build
	- name: Deploy
	uses: peaceiris/actions-gh-pages@v3
	with:
	personal_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./_site

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