feat: add current directory display in main loop

src/main.rs

@@ -2,8 +2,10 @@ use std::{env, io::{stdin, stdout, Write}, path::Path, process::{Child, Command,
 
 fn main(){
     loop {
+        println!("");
+        println!("{}", env::current_dir().unwrap().to_str().unwrap());
         print!("> ");
-        stdout().flush();
+        let _ = stdout().flush();
 
         let mut input = String::new();
         stdin().read_line(&mut input).unwrap();
@@ -66,7 +68,7 @@ fn main(){
 
         if let Some(mut final_command) = previous_command {
             // block until the final command has finished
-            final_command.wait();
+            let _ = final_command.wait();
         }
 
     }