Add Go Report Card and CI status badges to README #2

	name: CI

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	test:
	name: Test
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21'

	- name: Verify go.mod
	run: go mod verify

	- name: Build
	run: go build -v ./...

	- name: Test (if tests exist)
	run: go test -v ./... \|\| echo "No tests found"

	build:
	name: Build
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, windows-latest, macos-latest]
	goos: [linux, windows, darwin]
	goarch: [amd64]
	include:
	- os: ubuntu-latest
	goos: linux
	goarch: amd64
	- os: windows-latest
	goos: windows
	goarch: amd64
	- os: macos-latest
	goos: darwin
	goarch: amd64

	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21'

	- name: Build for ${{ matrix.goos }}/${{ matrix.goarch }}
	env:
	GOOS: ${{ matrix.goos }}
	GOARCH: ${{ matrix.goarch }}
	CGO_ENABLED: 0
	run: \|
	go build -ldflags='-s -w' -o rain${{ matrix.goos == 'windows' && '.exe' \|\| '' }} .

	- name: Upload build artifact
	uses: actions/upload-artifact@v3
	with:
	name: rain-${{ matrix.goos }}-${{ matrix.goarch }}
	path: rain${{ matrix.goos == 'windows' && '.exe' \|\| '' }}

	lint:
	name: Lint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21'

	- name: golangci-lint
	uses: golangci/golangci-lint-action@v3
	with:
	version: latest

Provide feedback