🗃️ Project Structure: chat-application/

├── Server.java // Server-side logic

├── Client.java // Client-side logic

├── UserAuth.java // Login/Register handling

├── users.txt // User data

🚀 How to Run: 1.Compile all Java files:

  javac Server.java Client.java UserAuth.java

2.Start the server:

  java Server

3.Open new terminal windows for each client:

  java Client

Follow on-screen prompts to register/login and chat.

Note: Run server before client