update readme #77

	# This is a basic workflow to help you get started with Actions

	name: Build

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go: [ '1.22', '1.21', '1.20', '1.19', '1.18', '1.17', '1.16' ]
	steps:
	- uses: actions/checkout@v4
	- name: "Setup Golang"
	uses: actions/setup-go@v5
	with:
	go-version: ${{ matrix.go }}
	# https://github.com/actions/cache/blob/master/examples.md#go---modules
	- name: "Cache Go Modules"
	id: cache
	uses: actions/cache@v4
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-
	- name: "Download Go Modules"
	if: steps.cache.outputs.cache-hit != 'true'
	run: go mod download
	- name: "Test"
	run: go test -v -race -coverpkg=./... -coverprofile=coverage.txt ./...
	- name: "Upload coverage to Codecov"
	uses: codecov/codecov-action@v4
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	fail_ci_if_error: true

Provide feedback