Searching system in messages and update status and last seen for users

src/main/java/org/to/telegramfinalproject/Server/MainServer.java

@@ -1,5 +1,7 @@
 package org.to.telegramfinalproject.Server;
 
+import org.to.telegramfinalproject.Database.userDatabase;
+
 import java.io.IOException;
 import java.net.ServerSocket;
 import java.net.Socket;
@@ -10,6 +12,8 @@ public class MainServer {
     public static void main(String[] args) {
         try (ServerSocket serverSocket = new ServerSocket(PORT)) {
             System.out.println("Server started on port " + PORT);
+            userDatabase.setAllUsersOffline();
+
 
             while (true) {
                 Socket clientSocket = serverSocket.accept();