implement benchmarks in ci #76

	name: Go

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

	permissions:
	pull-requests: write

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Set up Go
	uses: actions/setup-go@v3
	with:
	go-version: 1.23

	- name: Build
	run: go build -v ./...

	- name: Test
	run: go test -v ./...

	benchmark:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Set up Go
	uses: actions/setup-go@v3
	with:
	go-version: "stable"

	- name: Cache previous benchmark results
	uses: actions/cache@v4
	with:
	path: ./cache
	key: ${{ runner.os }}-main-benchmarks
	restore-keys: \|
	${{ runner.os }}-main-benchmarks

	- name: Run benchmark and save output
	run: \|
	mkdir -p cache
	go test -bench . -benchmem -run=^$ ./... > output.txt

	- name: Upload benchmark result and check for performance regressions
	uses: rhysd/github-action-benchmark@v1
	with:
	tool: "go"
	output-file-path: output.txt
	external-data-json-path: ./cache/benchmark-data.json
	github-token: ${{ secrets.GITHUB_TOKEN }}
	auto-push: false
	comment-on-alert: true
	fail-on-alert: true

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