Add benchmark using cachegrind #84

	name: build

	on:
	push:
	branches:
	- main
	pull_request:

	jobs:
	test:
	name: Test
	runs-on: ubuntu-latest
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	steps:
	- name: Set up
	run: \|
	sudo apt-get update
	sudo apt-get install -y valgrind linux-tools-generic

	- name: Check out source code
	uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version-file: go.mod

	- name: Run lint
	uses: reviewdog/action-golangci-lint@v2

	- name: Run go mod tidy for gostyle
	run: go mod tidy

	- name: Run gostyle
	uses: k1LoW/gostyle-action@v1
	with:
	config-file: .gostyle.yml

	- name: Run tests
	run: make ci

	- name: Run benchmark
	run: make benchmark

	- name: Run cachegrind
	run: make cachegrind

	- name: Run octocov
	uses: k1LoW/octocov-action@v0
	env:
	OCTOCOV_CUSTOM_METRICS_BENCHMARK: custom_metrics_benchmark.json

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