Update Dockerfile and explain why #68

	name: Publish Website

	# Allow one concurrent deployment
	concurrency:
	group: "pages"
	cancel-in-progress: true

	# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write

	on:
	push:
	branches: ['main']

	jobs:
	website:
	runs-on: ubuntu-latest
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	- name: Setup Pages
	uses: actions/configure-pages@v5
	- name: Prepare custom pandoc/latex container
	run: \|
	docker build -t custom-pandoc-latex -f .tools/Dockerfile .
	- name: Render Website
	run: \|
	make -B website \
	SOURCE_DIR="" \
	PANDOC="docker run --rm --volume $(pwd):/data \
	--user $(id -u):$(id -g) custom-pandoc-latex"
	- name: Upload artifact
	uses: actions/upload-pages-artifact@v3
	with:
	path: '_site'
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@main

Provide feedback