Add golangci-lint's cconfiguration #773

	name: Meshsync CI

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	golangci-lint:
	strategy:
	matrix:
	platform: [ubuntu-22.04]
	go-version: [1.21.x]
	runs-on: ${{ matrix.platform }}
	steps:
	- name: Check out code
	uses: actions/checkout@master
	- name: Setup go
	uses: actions/setup-go@main
	with:
	go-version: ${{ matrix.go-version }}
	- name: golangci-lint
	uses: golangci/golangci-lint-action@v3
	with:
	version: latest
	args: --timeout=5m
	codecov:
	needs: golangci-lint
	name: Code coverage
	if: github.repository == 'meshery/meshsync'
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout code
	uses: actions/checkout@master
	- name: Setup Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21.x'
	- name: Run check
	run: make check
	- name: Run unit tests
	run: go test --short ./... -race -coverprofile=coverage.txt -covermode=atomic
	- name: Upload coverage to Codecov
	if: github.repository == 'meshery/meshsync'
	uses: codecov/codecov-action@v3
	with:
	file: ./coverage.txt
	flags: unittests
	build:
	needs: [golangci-lint, codecov]
	name: Build
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout code
	uses: actions/checkout@master
	- name: Setup Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21.x'
	- name: Build
	run: make build

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