User interruptd

在远程 VM (Ubuntu 18.04) 里面安装完后，运行 `fenix-cli` 后直接就退出了：

```
$ fenix-cli

________ ________ ____ _____ _____ ____ ____ ______ _____ _____
|_ __ ||_ __ ||_ \|_ _||_ _||_ _||_ _| .' ___ ||_ _| |_ _|
| |_ \_| | |_ \_| | \ | | | | \ \ / /______ / .' \_| | | | |
| _| | _| _ | |\ \| | | | > `' <|______|| | | | _ | |
_| |_ _| |__/ | _| |_\ |_ _| |_ _/ /'`\ \_ \ `.___.'\ _| |__/ | _| |_
|_____| |________||_____|\____||_____||____||____| `.____ .'|________||_____|
v1.1.20210707
https://github.com/fenixsoft/fenix-cli
Press key to get help information

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User interruptd, bye!
```