main.go

package main

import (
	"fmt"
	"net"
)

func main() {
	listener, err := net.Listen("tcp", ":8080")
	if err != nil {
		fmt.Println("Error:", err)
		return
	}
	defer listener.Close()

	fmt.Println("Server listening on :8080")

	for {
		conn, err := listener.Accept()
		if err != nil {
			continue
		}
		handleConnection(conn)
	}
}

func handleConnection(conn net.Conn) {
	defer conn.Close()

	// Read HTTP request
	buffer := make([]byte, 1024)
	n, _ := conn.Read(buffer)

	fmt.Printf("\nReceived:\n%s\n", buffer[:n])

	// Send HTTP response
	body := "Hello, World!"
	response := fmt.Sprintf(
		"HTTP/1.1 200 OK\r\n"+
			"Content-Length: %d\r\n"+
			"\r\n"+
			"%s",
		len(body),
		body,
	)

	conn.Write([]byte(response))
	fmt.Printf("Sent:\n%s\n", response)
}