use std::io::{self, Read, Write};
use std::net::TcpListener;
use std::fs::File;
use std::process::Command;

fn handle_connection(mut stream: std::net::TcpStream) -> io::Result<()> {
    let mut buffer = [0; 1024];
    stream.read(&mut buffer)?;
    let response = "HTTP/1.1 200 OK\r\n\r\nHello";
    stream.write_all(response.as_bytes())
}

fn main() -> io::Result<()> {
    let listener = TcpListener::bind("127.0.0.1:8080")?;
    for stream in listener.incoming() {
        handle_connection(stream?)?;
    }
    Ok(())
}