chore: add GitHub Actions #3

	name: CI

	on: [pull_request, push]

	# Cancel a job if there's a new on on the same branch started.
	# Based on https://stackoverflow.com/questions/58895283/stop-already-running-workflow-job-in-github-actions/67223051#67223051
	concurrency:
	group: ${{ github.ref }}
	cancel-in-progress: true

	env:
	CARGO_INCREMENTAL: 0
	RUST_BACKTRACE: 1
	# Faster crates.io index checkout.
	CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse
	RUST_LOG: debug

	jobs:
	check_clippy:
	runs-on: ubuntu-24.04
	name: Clippy
	steps:
	- uses: actions/checkout@v4
	#- name: Install required packages
	# run: sudo apt install --no-install-recommends --yes libhwloc-dev nvidia-cuda-toolkit ocl-icd-opencl-dev
	- name: Run cargo clippy
	run: cargo clippy --all-targets --workspace --all-features -- -D warnings

	check_fmt:
	runs-on: ubuntu-24.04
	name: Checking fmt
	steps:
	- uses: actions/checkout@v4
	- name: Run cargo fmt
	run: cargo fmt --all -- --check

	rustdoc:
	runs-on: ubuntu-24.04
	name: Rustdoc
	steps:
	- uses: actions/checkout@v4
	- name: Run rustdoc
	run: cargo rustdoc --all-features -- -D warnings

	build:
	runs-on: ubuntu-24.04
	name: Release build
	steps:
	- uses: actions/checkout@v4
	- name: Run cargo release build
	run: cargo build --release

	# Enable these tests once there's a runner with a GPU.
	test_gpu:
	runs-on: ubuntu-24.04
	name: Test
	steps:
	- uses: actions/checkout@v4
	- name: Install required packages
	run: sudo apt install --no-install-recommends --yes libhwloc-dev nvidia-cuda-toolkit ocl-icd-opencl-dev
	- name: Run tests
	run: cargo test
	- name: Run `add` example
	run: cargo run --example add

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