Continue refactoring to un-hardcode indicators #93

	# This GitHub Action publishes:
	# - the main branch to u-a-t-p.github.io/demoland-web
	# - the dev branch to u-a-t-p.github.io/demoland-web/dev
	# - the v1 tag to u-a-t-p.github.io/demoland-web/v1

	name: publish-website
	on:
	push:
	branches:
	- main
	- dev

	jobs:
	publish:
	runs-on: ubuntu-latest

	steps:
	- name: Set up Node.JS
	uses: actions/setup-node@v3
	with:
	node-version: 20

	- name: Checkout main branch
	uses: actions/checkout@v3
	with:
	ref: main

	# Vite ordinarily generates links that look like
	# <script src="/assets/script.js">,
	# which fail because the browser will look for them at
	# https://alan-turing-institute.github.io/assets/script.js.
	# The --base argument gets Vite to generate links of the form
	# <script src="/demoland-web/assets/script.js"> which correctly resolve.
	- name: Build main branch
	run: \|
	cd web
	npm ci
	npm run build -- --outDir='/tmp/demoland-web' --base='/demoland-web'

	- name: Checkout dev branch
	uses: actions/checkout@v3
	with:
	ref: dev

	- name: Build dev branch
	run: \|
	cd web
	npm ci
	npm run build -- --outDir='/tmp/demoland-web/dev' --base='/demoland-web/dev'

	- name: Checkout v1.0 tag
	uses: actions/checkout@v3
	with:
	ref: v1.0

	- name: Build v1.0 tag
	run: \|
	# note: v1.0 did not have engine and web subdirectories, so no `cd web`
	npm ci
	npm run build -- --outDir='/tmp/demoland-web/v1.0' --base='/demoland-web/v1.0'

	- name: Publish all built versions to gh-pages branch
	uses: peaceiris/actions-gh-pages@v3
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: /tmp/demoland-web

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