Update Dockerfile #2

	on: [push, pull_request]
	name: build
	jobs:
	test:
	env:
	CGO_ENABLED: 0
	strategy:
	matrix:
	go-version: [1.17.x,1.18.x,1.19.x,1.20.x]
	platform: [ubuntu-latest, macos-latest]
	runs-on: ${{ matrix.platform }}
	steps:
	- name: Install Go
	uses: actions/setup-go@v1
	with:
	go-version: ${{ matrix.go-version }}
	- name: Checkout code
	uses: actions/checkout@v2
	- name: Build
	run: \|
	go mod tidy
	go mod vendor
	go build

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