Protect the shared value for concurrent access #25

	name: Go
	on: [push, pull_request]
	jobs:

	build:
	name: Build
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]

	steps:

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	stable: 'false'
	go-version: '1.21'

	- name: Checkout
	uses: actions/checkout@v1
	with:
	fetch-depth: 1

	- name: Cache Go modules
	uses: actions/cache@v1
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-build-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.OS }}-build-${{ env.cache-name }}-
	${{ runner.OS }}-build-
	${{ runner.OS }}-

	- name: Lint
	uses: golangci/golangci-lint-action@v2
	with:
	version: v1.54.2
	args: --timeout 10m

	- name: Vet
	if: matrix.os == 'ubuntu-latest'
	run: go vet -v ./...

	- name: Build
	env:
	CGO_ENABLED: 0
	run: go build -ldflags "-s -w" ./...

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

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