basic structure setup

backend/src/main.ts

@@ -0,0 +1,20 @@
+import { NestFactory } from '@nestjs/core';
+import { AppModule } from './app.module';
+
+async function bootstrap() {
+  const app = await NestFactory.create(AppModule);
+
+  const allowedOrigins = [
+    process.env.FRONTEND_URL ?? 'http://localhost:5173',
+    process.env.STRAPI_URL ?? 'http://localhost:1337',
+  ];
+
+  app.enableCors({
+    origin: allowedOrigins,
+    credentials: true,
+  });
+
+  app.setGlobalPrefix('api/v1');
+  await app.listen(process.env.PORT ?? 3000);
+}
+void bootstrap();