Improve top-level help formatting #148

	name: ci

	on:
	push:
	branches: [main]
	pull_request:

	# mlugg/setup-zig still declares node20, which GitHub runners are
	# deprecating; force Node 24 ahead of the switchover.
	env:
	FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true

	jobs:
	fmt:
	name: zig fmt
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v6
	- uses: mlugg/setup-zig@v2
	with:
	version: 0.15.2
	- run: zig fmt --check build.zig build.zig.zon src test

	test:
	name: test (${{ matrix.os }})
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu-latest, macos-latest]
	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v6
	- uses: mlugg/setup-zig@v2
	with:
	version: 0.15.2
	- name: Fetch dependencies (with retry)
	run: \|
	for i in 1 2 3 4 5; do
	zig build --fetch=all && exit 0
	echo "fetch attempt $i failed; retrying in 10s" >&2
	sleep 10
	done
	exit 1
	- name: Build
	run: zig build --summary all
	- name: Unit tests
	run: zig build test --summary all
	- name: Integration tests (real PTY)
	run: zig build test-integration --summary all

	release-safe:
	name: test ReleaseSafe
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v6
	- uses: mlugg/setup-zig@v2
	with:
	version: 0.15.2
	- name: Fetch dependencies (with retry)
	run: \|
	for i in 1 2 3 4 5; do
	zig build --fetch=all && exit 0
	echo "fetch attempt $i failed; retrying in 10s" >&2
	sleep 10
	done
	exit 1
	- run: zig build test-all -Doptimize=ReleaseSafe --summary all

	nix:
	name: nix build
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v6
	- uses: DeterminateSystems/nix-installer-action@v22
	- run: nix flake check
	- run: nix build -L
	- run: nix run . -- version

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