Add test coverage reporting and Codecov badge #3

	name: Go

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

	jobs:
	build:
	runs-on: ubuntu-latest

	services:
	redis:
	image: redis/redis-stack-server:edge
	options: >-
	--health-cmd "redis-cli ping" --health-interval 10s --health-timeout 5s --health-retries 5
	ports:
	- 6379:6379

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version-file: 'go.mod'

	- name: Install dependencies
	run: go mod download

	- name: Run tests
	run: go test -coverprofile=coverage.out ./...

	- name: Upload to Codecov
	uses: codecov/codecov-action@v4
	with:
	files: coverage.out
	token: ${{ secrets.CODECOV_TOKEN }}

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