Fix stdout ordering, dark editor theme, URL deep-linking, and lesson … #4

	name: ci

	on:
	push:
	branches:
	- main
	pull_request:

	concurrency:
	group: ci-${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	build:
	runs-on: ubuntu-latest
	timeout-minutes: 180
	env:
	CIRCT_WASM_JOBS: "4"
	CIRCT_WASM_CONFIGURE_TIMEOUT_MIN: "45"
	CIRCT_WASM_BUILD_TIMEOUT_MIN: "150"
	CIRCT_WASM_CLEAN_BUILD: "1"
	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-node@v4
	with:
	node-version: "22"
	cache: npm

	- name: Restore emsdk cache
	uses: actions/cache@v4
	with:
	path: .cache/emsdk
	key: emsdk-${{ runner.os }}-4.0.21

	- name: Install host prerequisites
	run: \|
	sudo apt-get update
	sudo apt-get install -y rsync unzip ninja-build

	- name: Install emsdk 4.0.21
	run: \|
	EMSDK_DIR="$GITHUB_WORKSPACE/.cache/emsdk"
	if [ ! -d "$EMSDK_DIR/.git" ]; then
	rm -rf "$EMSDK_DIR"
	git clone https://github.com/emscripten-core/emsdk.git "$EMSDK_DIR"
	fi
	"$EMSDK_DIR/emsdk" install 4.0.21
	"$EMSDK_DIR/emsdk" activate 4.0.21
	echo "EMSDK=$EMSDK_DIR" >> "$GITHUB_ENV"
	echo "$EMSDK_DIR" >> "$GITHUB_PATH"
	echo "$EMSDK_DIR/upstream/emscripten" >> "$GITHUB_PATH"

	- name: Install npm dependencies
	run: npm ci

	- name: Run unit tests
	run: npm test

	- name: Validate requirements
	run: scripts/check-requirements.sh --with-wasm

	- name: Setup Surfer assets
	run: scripts/setup-surfer.sh

	- name: Setup pinned CIRCT checkout
	run: scripts/setup-circt.sh

	- name: Build CIRCT wasm artifacts
	run: scripts/build-circt-wasm.sh

	- name: Sync CIRCT wasm into app
	run: npm run sync:circt

	- name: Build tutorial app
	run: npm run build

Provide feedback