add go report card & go pkg goc & coverage action #9

	name: Coverage

	on:
	pull_request:
	branches: [ main ]

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	permissions:
	contents: write
	strategy:
	matrix:
	os: [ ubuntu-latest, windows-latest, macos-latest ]
	go: [ 1.21.x ]
	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go }}

	- name: Test
	run: \|
	go test -v -cover ./... -coverprofile coverage.out -coverpkg ./...
	go tool cover -func coverage.out -o coverage.out

	- name: Go Coverage Badge
	uses: tj-actions/coverage-badge-go@v1
	if: ${{ runner.os == 'linux' }}
	with:
	green: 80
	filename: coverage.out

	- uses: stefanzweifel/git-auto-commit-action@v5
	id: auto-commit-action
	with:
	commit_message: Apply Code Coverage Badge
	skip_checkout: true
	file_pattern: ./README.md

	- name: Push Changes
	if: steps.auto-commit-action.outputs.changes_detected == 'true'
	uses: ad-m/github-push-action@master
	with:
	github_token: ${{ github.token }}
	branch: ${{ github.ref }}

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