Run tests with race detector go

Show test coverage go test -coverprofile=cov.out ./... && go tool cover -html=cov.out Add a dependency go get github.com/some/pkg@v1.2.3 Tidy up module dependencies go mod tidy Vendor dependencies go mod vendor CPU profiling go test -cpuprofile=cpu.prof -bench=. ./... && go tool pprof cpu.prof