Adds a `nickel test` subcommand for testing examples in docs. (#2020) #19

	name: benchmark master
	on:
	push:
	branches: master
	jobs:
	benchmark-master:
	name: benchmark master
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- uses: cachix/install-nix-action@V28
	name: "Installing Nix"
	with:
	extra_nix_config: \|
	experimental-features = nix-command flakes
	accept-flake-config = true
	nix_path: "nixpkgs=channel:nixos-unstable"
	- uses: bencherdev/bencher@main
	- name: Track benchmarks on master
	run: \|
	bencher run \
	--project nickel \
	--token '${{ secrets.BENCHER_API_TOKEN }}' \
	--branch master \
	--testbed ubuntu-latest \
	--adapter rust_criterion \
	nix develop --command cargo bench --package nickel-lang-core --bench numeric

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