pocket-app issue solution if dns issue comes add this to /etc/hosts 127.0.0.1 kafka logger examples https://github.com/sandipb/zap-examples/tree/master https://github.com/techschool/pcbook-go/blob/master/cmd/client/main.go https://www.golinuxcloud.com/golang-zap-logger/#Introduction_to_Golang_Zap