add config module

src/config/app.config.ts

@@ -0,0 +1,9 @@
+import { toNumber } from 'lodash';
+
+import { createAppConfig } from '@/modules/core/config';
+
+export const app = createAppConfig((configure) => ({
+        port: configure.env.get<number>('APP_PORT', (v) => toNumber(v), 3099),
+        prefix: 'api',
+    });
+});