feat: with arg descriptions

Signed-off-by: kjuulh <contact@kjuulh.io>

cuddle_cli/src/cli/subcommands/x.rs

@@ -49,6 +49,10 @@ pub fn build_scripts(cli: CuddleCli) -> Vec<Command> {
                                     arg_val = arg_val.default_value(def);
                                 }
 
+                                if let Some(desc) = &arg_flag.description {
+                                    arg_val = arg_val.help(&*desc.clone().leak())
+                                }
+
                                 cmd.arg(arg_val)
                             }
                         };