test(backend): set env before app build, fix import order

Author: qorexdevs

apps/backend/src/__tests__/app.test.ts

@@ -1,10 +1,11 @@
+import { describe, it, expect, vi } from 'vitest';
+
+import { buildApp } from '../app';
+
 process.env.NODE_ENV = 'test';
 process.env.JWT_SECRET ||= 'test-jwt-secret';
 process.env.ENCRYPTION_KEY ||= 'test-encryption-key';
 
-import { describe, it, expect, vi } from 'vitest';
-import { buildApp } from '../app';
-
 describe('GET /health', () => {
   it('should return status ok', async () => {
     const app = await buildApp();