Some build system tweaks #2282

	name: Build for the web

	on:
	push:
	branches:
	- 'master'
	- 'releases/**'
	- 'tests/**'
	pull_request:
	workflow_dispatch:

	env:
	BUILD_TYPE: Release

	permissions:
	pages: write
	id-token: write
	actions: write

	jobs:

	build:
	runs-on: ubuntu-22.04
	name: 🌍 WebAssembly
	steps:
	- name: 🧰 Checkout
	uses: actions/checkout@v4
	with:
	submodules: recursive

	- name: 📁 Restore docker /cache
	uses: actions/cache@v4
	with:
	path: cache
	key: web-cache-${{ hashFiles('**/CMakeLists.txt') }}

	- name: 🐳 Inject /cache into docker
	uses: reproducible-containers/buildkit-cache-dance@v2
	with:
	cache-source: cache
	cache-target: /cache

	- name: 🛠️ Build using docker
	run: \|
	docker buildx build . -f dist/web/Dockerfile --progress=plain --build-arg 'JOBS=4' --output out --target raw

	- name: 🔨 Fix permissions
	run: \|
	chmod -c -R +rX "out/"

	- name: ⬆️ Upload artifacts
	uses: actions/upload-pages-artifact@v2
	with:
	path: out/

	# See https://github.com/actions/cache/issues/342#issuecomment-1711054115
	- name: 🗑️ Delete old cache
	continue-on-error: true
	env:
	GH_TOKEN: ${{ github.token }}
	run: \|
	gh extension install actions/gh-actions-cache
	gh actions-cache delete "build-web-cache" --confirm


	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}

	name: 📃 Deploy to GitHub Pages
	runs-on: ubuntu-latest

	if: ${{ github.ref == 'refs/heads/master' && github.event.repository.fork == false }}
	needs: build

	steps:
	- name: 🌍 Deploy
	id: deployment
	uses: actions/deploy-pages@v2

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