Add CI pipeline (#1) #3

	name: CI

	on:
	workflow_dispatch:
	push:
	branches:
	- main
	paths-ignore:
	- '**.md'
	pull_request:
	branches:
	- main
	paths-ignore:
	- '**.md'

	jobs:
	lint:
	name: Lint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 1

	- uses: actions/setup-go@v4
	with:
	go-version: '1.21'
	cache: false

	- name: Lint
	uses: golangci/golangci-lint-action@v3
	with:
	version: v1.54

	test:
	name: Test
	strategy:
	matrix:
	go: [ '1.21.x', '1.20.x', '1.19.x', '1.18.x' ]
	os: [ ubuntu-latest ]
	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 1

	- uses: actions/setup-go@v4
	with:
	go-version: ${{ matrix.go }}

	- name: Test
	run: go test ./... -v -race -coverprofile=./cover.out

	- name: Check Test Coverage
	uses: vladopajic/go-test-coverage@v2
	with:
	profile: cover.out
	local-prefix: github.com/brunomvsouza/singleflight
	threshold-file: 70
	threshold-package: 70
	threshold-total: 94

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