bump setup-go and checkout (#25) #18

	name: Go Build and Test
	on: [push]
	jobs:

	build:
	name: Build and Test
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	go: [1.15, 1.16, 1.17, 1.18, 1.19, "1.20", 1.21]
	os: [ubuntu-latest, windows-latest, macos-latest]

	steps:
	- name: Set up Go ${{ matrix.go }}
	uses: actions/setup-go@v3
	with:
	go-version: ${{ matrix.go }}

	- name: Check out code into the Go module directory
	uses: actions/checkout@v3

	- name: Get dependencies
	run: go mod download

	- name: Build
	run: go build -v .

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

	- name: Race
	run: go test -race -count 10 ./...

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