Improve usability

Cargo.lock

@@ -666,6 +666,7 @@ dependencies = [
  "actix-web",
  "clap",
  "env_logger",
+ "log",
 ]
 
 [[package]]

Cargo.toml

@@ -6,4 +6,5 @@ edition = "2021"
 [dependencies]
 clap = {version = "4.5.9", features = ["derive", "env"]}
 actix-web = "4"
-env_logger = "0.11.5"
+env_logger = "0.11.5"
+log = "0.4.22"

src/main.rs

@@ -7,9 +7,9 @@ use env_logger::Env;
 #[derive(clap::Parser, Debug)]
 #[command(version, about, long_about = None)]
 struct Args {
-    /// Name of the person to greet
+    /// Listen address
     #[arg(env, short, long, default_value = "0.0.0.0:8000")]
-    listen_url: String,
+    listen_addr: String,
 }
 
 #[get("/")]
@@ -32,6 +32,8 @@ async fn main() -> std::io::Result<()> {
 
     let args = Args::parse();
 
+    log::info!("Starting to listen on {}", args.listen_addr);
+
     HttpServer::new(|| {
         App::new()
             .wrap(Logger::default())
@@ -39,7 +41,7 @@ async fn main() -> std::io::Result<()> {
             .service(echo)
             .route("/hey", web::get().to(manual_hello))
     })
-    .bind(args.listen_url)?
+    .bind(args.listen_addr)?
     .run()
     .await
 }