feat: display author from help

Cargo.toml

@@ -3,7 +3,7 @@ name = "acme-client"
 version = "0.1.0"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
-description = "Acme auto challenge client"
+description = "Acme auto challenge client, acme-client can issue certificates from Let's encrypt"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 

src/main.rs

@@ -16,6 +16,7 @@ use async_std::channel::Sender;
 
 const NAME: &str = env!("CARGO_PKG_NAME");
 const VERSION: &str = env!("CARGO_PKG_VERSION");
+const AUTHORS: &str = env!("CARGO_PKG_AUTHORS");
 const DESCRIPTION: &str = env!("CARGO_PKG_DESCRIPTION");
 
 lazy_static! {
@@ -36,6 +37,7 @@ async fn main() -> tide::Result<()> {
     let matches = App::new(NAME)
         .version(VERSION)
         .about(DESCRIPTION)
+        .author(AUTHORS)
         .arg(Arg::with_name("version").short("V").long("version").help("Print version"))
         .arg(Arg::with_name("verbose").short("v").long("verbose").help("Verbose"))
         .arg(Arg::with_name("type").short("t").long("type").default_value("http").takes_value(true).help("Type http or dns"))