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feat: add more tests #4

	name: CI

	on:
	pull_request:
	paths:
	- '**.go'
	- go.mod
	- go.sum
	- '.github/workflows/**'
	push:
	branches:
	- main
	tags:
	- '*'

	jobs:
	lint-test:
	name: Lint, Build and Test
	runs-on: ubuntu-latest
	timeout-minutes: 15
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Setup Go
	uses: actions/setup-go@v5
	with:
	go-version-file: go.mod
	cache: true

	- name: Go version
	run: go version

	- name: Verify formatting (gofmt -s)
	run: \|
	fmt_out=$(gofmt -s -l .)
	if [ -n "$fmt_out" ]; then
	echo "The following files are not gofmt'ed:" >&2
	echo "$fmt_out" >&2
	exit 1
	fi

	- name: Vet
	run: go vet ./...
	env:
	CGO_ENABLED: 0

	- name: Build (ensure main builds)
	run: go build -trimpath -v -o /tmp/app ./src
	env:
	CGO_ENABLED: 0

	- name: Run tests with coverage
	run: \|
	go test -coverprofile=coverage.out -covermode=atomic ./...
	coverage_report=$(go tool cover -func=coverage.out)
	echo "$coverage_report"
	total_coverage=$(echo "$coverage_report" \| awk '/^total:/ {print substr($3, 1, length($3)-1)}')
	python - "$total_coverage" <<'PY'
	import sys

	coverage = float(sys.argv[1])
	minimum = 60.0

	if coverage < minimum:
	print(f"Coverage {coverage:.2f}% is below required {minimum:.2f}%.", file=sys.stderr)
	sys.exit(1)
	PY
	env:
	CGO_ENABLED: 0

	- name: Upload coverage artifact
	uses: actions/upload-artifact@v4
	with:
	name: coverage-report
	path: coverage.out