Clap Show the description of the crates using the about command

---

examples/clap/show-description/Cargo.toml

[package]
name = "show-description"
version = "0.1.0"
edition = "2021"
description = "This is the description field of Cargo.toml"

[dependencies]
clap = { version = "4.5.7", features = ["derive"] }

examples/clap/show-description/src/main.rs

use clap::Parser;

#[derive(Parser)]
#[command(about)]
struct Cli {}

fn main() {
    let _args = Cli::parse();
    println!("Use the --help to see the description");
}