basic working app currently wworking on the sync to work

backend/src/index.ts

@@ -0,0 +1,49 @@
+import 'dotenv/config';
+import express from 'express';
+import cors from 'cors';
+import authRoutes from './routes/auth';
+import categoryRoutes from './routes/categories';
+import taskRoutes from './routes/tasks';
+import subtaskRoutes from './routes/subtasks';
+import userRoutes from './routes/users';
+import friendRoutes from './routes/friends';
+import repeatProfileRoutes from './routes/repeatProfiles';
+import syncRoutes from './routes/sync';
+import { errorHandler, notFoundHandler } from './middleware/errorHandler';
+
+const app = express();
+const PORT = process.env.PORT || 3000;
+
+app.use(cors({
+  origin: true,
+  credentials: true,
+}));
+app.use(express.json());
+
+// Health check
+app.get('/health', (req, res) => {
+  res.json({ status: 'ok', timestamp: Date.now() });
+});
+
+// API routes
+app.use('/api/auth', authRoutes);
+app.use('/api/categories', categoryRoutes);
+app.use('/api/tasks', taskRoutes);
+app.use('/api/subtasks', subtaskRoutes);
+app.use('/api/users', userRoutes);
+app.use('/api/repeat-profiles', repeatProfileRoutes);
+app.use('/api/sync', syncRoutes);
+app.use('/api/friends', friendRoutes);
+
+// 404 handler
+app.use(notFoundHandler);
+
+// Error handler
+app.use(errorHandler);
+
+app.listen(PORT, () => {
+  console.log(`🚀 Server running on http://localhost:${PORT}`);
+  console.log(`📚 API available at http://localhost:${PORT}/api`);
+});
+
+export default app;