AI Update: Started backend platform server on port 8080

backend/src/index.ts

@@ -0,0 +1,37 @@
+import 'dotenv/config';
+import cors from 'cors';
+import express, { type NextFunction, type Request, type Response } from 'express';
+import { buildApiPath, getConfig } from './config';
+import { TursoClient } from './lib/db';
+import { createHealthRouter } from './routes/health';
+import { createTodosRouter } from './routes/todos';
+
+const config = getConfig();
+const app = express();
+const db = new TursoClient(config);
+
+app.disable('x-powered-by');
+app.use(cors({ origin: config.corsOrigin === '*' ? true : config.corsOrigin }));
+app.use(express.json({ limit: '1mb' }));
+
+const apiRoot = config.apiPrefix || '/';
+app.use(apiRoot, createHealthRouter(config));
+app.use(apiRoot, createTodosRouter(config, db));
+
+app.use((_req, res) => {
+  res.status(404).json({ success: false, error: 'Not found' });
+});
+
+app.use((error: Error, _req: Request, res: Response, _next: NextFunction) => {
+  const status = /required|invalid|missing/i.test(error.message) ? 400 : 500;
+  res.status(status).json({
+    success: false,
+    error: error.message || 'Unhandled error',
+  });
+});
+
+app.listen(config.port, '0.0.0.0', () => {
+  const healthPath = buildApiPath(config, '/health');
+  console.log(`Backend todo template listening on port ${config.port}`);
+  console.log(`Health check available at ${healthPath}`);
+});