Fixes leave on the server and reworked login flow.

gamenight-cli/src/main.rs

@@ -2,11 +2,13 @@ pub mod flows;
 pub mod domain;
 
 use flows::{main::Main, Flow, GamenightState};
+use clear_screen;
 
 #[tokio::main]
 async fn main() {
     let mut state = GamenightState::new();
     let mainflow = Main::new();
+    clear_screen::clear();
     if let Err(x) = mainflow.run(&mut state).await {
         println!("{}", x.error);
     }