Add JupyterLite deployment (#668) #5

	name: build and deploy

	on:
	workflow_dispatch:
	pull_request:
	push:
	branches:
	- main

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

	jobs:
	build:
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	include:
	- name: Github-page

	steps:
	- uses: actions/checkout@v5
	with:
	fetch-depth: 0

	- name: Install mamba
	uses: mamba-org/setup-micromamba@v2
	with:
	environment-file: environment-wasm-build.yml
	init-shell: bash
	environment-name: xeus-python-wasm-build

	- name: Set ncpus
	run: echo "ncpus=$(nproc --all)" >> $GITHUB_ENV

	- name: Build xeus-python
	shell: bash -l {0}
	run: \|
	micromamba create -f environment-wasm-host.yml --platform=emscripten-wasm32

	set -eux

	export PREFIX=$MAMBA_ROOT_PREFIX/envs/xeus-python-wasm-host
	echo "PREFIX=$PREFIX" >> $GITHUB_ENV

	emcmake cmake . \
	-DCMAKE_PREFIX_PATH=$PREFIX \
	-DCMAKE_INSTALL_PREFIX=$PREFIX \
	-DCMAKE_BUILD_TYPE=Release \
	-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ON \
	-DXPYT_EMSCRIPTEN_WASM_BUILD=ON \
	-DCMAKE_VERBOSE_MAKEFILE=ON

	emmake make -j${{ env.ncpus }} install

	- name: Jupyter Lite integration
	shell: bash -l {0}
	run: \|
	jupyter lite build \
	--XeusAddon.prefix=${{ env.PREFIX }} \
	--contents notebooks/xeus-python.ipynb \
	--output-dir dist

	- name: Upload artifact
	uses: actions/upload-pages-artifact@v4
	with:
	path: ./dist

	deploy:
	needs: build
	if: github.ref == 'refs/heads/main'
	permissions:
	pages: write
	id-token: write

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

	runs-on: ubuntu-latest
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v4

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