Add "Isoperimetric Problem in R2" #155

	name: Deploy Hugo site to Pages

	on:
	push:
	branches:
	- main
	workflow_dispatch:

	permissions:
	contents: read
	pages: write
	id-token: write

	concurrency:
	group: "pages"
	cancel-in-progress: false

	defaults:
	run:
	shell: bash

	jobs:
	build:
	runs-on: ubuntu-latest
	env:
	HUGO_VERSION: 0.128.0
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	submodules: recursive
	fetch-depth: 0

	- name: Run pre-build script
	run: \|
	chmod +x ./pre-build.sh
	./pre-build.sh

	- name: Install Hugo CLI
	run: \|
	wget -O ${{ runner.temp }}/hugo.deb https://github.com/gohugoio/hugo/releases/download/v${HUGO_VERSION}/hugo_extended_${HUGO_VERSION}_linux-amd64.deb \
	&& sudo dpkg -i ${{ runner.temp }}/hugo.deb

	- name: Install Dart Sass
	run: sudo snap install dart-sass

	- name: Setup Pages
	id: pages
	uses: actions/configure-pages@v5

	- name: Install Node.js dependencies
	run: "[[ -f package-lock.json \|\| -f npm-shrinkwrap.json ]] && npm ci \|\| true"
	working-directory: source

	- name: Build with Hugo
	env:
	HUGO_CACHEDIR: ${{ runner.temp }}/hugo_cache
	HUGO_ENVIRONMENT: production
	TZ: America/Los_Angeles
	run: \|
	hugo \
	--gc \
	--minify \
	--baseURL "${{ steps.pages.outputs.base_url }}/"
	working-directory: source

	- name: Upload artifact
	uses: actions/upload-pages-artifact@v3
	with:
	path: source/public

	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	needs: build
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v4

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