Refactor service registration and revert lazy loading implementation (#234)

src/server.ts

@@ -13,7 +13,6 @@ import {
 } from './services/sseService.js';
 import { initializeDefaultUser } from './models/User.js';
 import { sseUserContextMiddleware } from './middlewares/userContext.js';
-import { initializeServices } from './services/services.js';
 
 // Get the current working directory (will be project root in most cases)
 const currentFileDir = process.cwd() + '/src';
@@ -32,9 +31,6 @@ export class AppServer {
 
   async initialize(): Promise<void> {
     try {
-      // Initialize services
-      await initializeServices();
-
       // Initialize default admin user if no users exist
       await initializeDefaultUser();