migration to typescript

Backend/src/server.ts

@@ -0,0 +1,52 @@
+import 'reflect-metadata';
+import { createApp } from './app';
+import { config } from './config';
+import { logger } from './config/logger';
+import { prisma } from './config/database';
+
+async function startServer() {
+    try {
+        // Test database connection
+        await prisma.$connect();
+        logger.info('Database connected successfully');
+
+        // Create Express app
+        const app = createApp();
+
+        // Start server
+        const server = app.listen(config.port, () => {
+            logger.info(`Server running on ${config.appUrl}`);
+            logger.info(`Environment: ${config.nodeEnv}`);
+            logger.info(`Swagger docs available at ${config.appUrl}/api-docs`);
+        });
+
+        // Graceful shutdown
+        const gracefulShutdown = async (signal: string) => {
+            logger.info(`${signal} received, shutting down gracefully`);
+
+            server.close(async () => {
+                logger.info('HTTP server closed');
+
+                await prisma.$disconnect();
+                logger.info('Database disconnected');
+
+                process.exit(0);
+            });
+
+            // Force shutdown after 10 seconds
+            setTimeout(() => {
+                logger.error('Forced shutdown after timeout');
+                process.exit(1);
+            }, 10000);
+        };
+
+        process.on('SIGTERM', () => gracefulShutdown('SIGTERM'));
+        process.on('SIGINT', () => gracefulShutdown('SIGINT'));
+
+    } catch (error) {
+        logger.error('Failed to start server', { error });
+        process.exit(1);
+    }
+}
+
+startServer();