Update cachix/install-nix-action action to v27 #257

	name: CI

	on:
	pull_request: {}
	push:
	branches:
	- main

	jobs:
	check:
	name: cargo check

	strategy:
	matrix:
	os:
	- ubuntu-latest
	- macos-latest
	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v4
	- run: rustup toolchain install stable --profile minimal
	- uses: Swatinem/rust-cache@v2
	- run: cargo check

	fmt-check:
	name: cargo fmt --check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- run: rustup toolchain install stable --profile minimal --component rustfmt
	- uses: Swatinem/rust-cache@v2
	- run: cargo fmt --version
	- run: cargo fmt --all -- --check --color=always

	test-rust:
	name: cargo test

	strategy:
	matrix:
	os:
	- ubuntu-latest
	- macos-latest
	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v4
	- run: rustup toolchain install stable --profile minimal
	- uses: Swatinem/rust-cache@v2
	- run: cargo build
	- run: cargo test

	clippy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- run: rustup toolchain install stable --profile minimal --component clippy
	- uses: Swatinem/rust-cache@v2
	- run: cargo clippy --version
	- run: cargo clippy --all-targets --all-features -- -D warnings

	nix-flake-check:
	name: nix flake check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: cachix/install-nix-action@v27
	with:
	# Helps avoid rate limiting
	github_access_token: ${{ secrets.GITHUB_TOKEN }}
	- run: nix flake check -L --all-systems --keep-going

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