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Use devenv in CI #8

	name: CI

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v5

	- name: Install Nix
	uses: cachix/install-nix-action@v31

	# The devenv cache has prebuilt packages, so the dev shell builds faster.
	- name: Use the devenv cache
	uses: cachix/cachix-action@v17
	with:
	name: devenv

	- name: Install devenv
	run: nix profile add nixpkgs#devenv

	# The eslint, tsc and prettier hooks use the tools from node_modules.
	- name: Install dependencies
	run: devenv shell -- pnpm install --frozen-lockfile

	- name: Run the git hooks
	run: devenv test

	- name: Run build
	run: devenv shell -- pnpm run build