You can have clap pull the application metadata directly from your Cargo.toml using the
`app_from_crate!()` macro.

```bash
$ 09_cargo_metadata --help
clap 3.0.0-beta.5

Kevin K. <kbknapp@gmail.com>:Clap Maintainers

A simple to use, efficient, and full-featured Command Line Argument Parser

USAGE:
    09_cargo_metadata[EXE]

OPTIONS:
    -h, --help       Print help information
    -V, --version    Print version information
$ 09_cargo_metadata --version
...
```
*(censored to keep the release process easy)*