add floating-point precision to four decimal places #491

	on:
	push:
	branches:
	- master
	pull_request:
	name: Test
	jobs:
	test:
	strategy:
	matrix:
	go-version: [1.20.x]
	os: [ubuntu-latest, macos-latest, windows-latest]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Install Go
	uses: actions/setup-go@v3
	with:
	go-version: ${{ matrix.go-version }}

	- name: Checkout code
	uses: actions/checkout@v3

	- name: Restore Cache
	uses: actions/cache@v3
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-v1-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-v1-go-

	- name: Test
	run: go test -race -covermode=atomic -coverprofile="profile.cov" ./...

	- name: Send Coverage
	if: matrix.os == 'ubuntu-latest' && matrix.go-version == '1.20.x'
	uses: shogo82148/actions-goveralls@v1
	with:
	path-to-profile: profile.cov

	golangci:
	name: lint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/setup-go@v3
	with:
	go-version: 1.19.x
	- uses: actions/checkout@v3
	- name: golangci-lint
	uses: golangci/golangci-lint-action@v3
	with:
	version: latest

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