feat: добавил первый тест авторизации

apps/backend/src/tests/e2e/auth.test.ts

@@ -0,0 +1,36 @@
+import { describe, expect, test, } from 'bun:test';
+
+describe('E2E: Authentication', () => {
+  const testUser = {
+    name: 'Test User',
+    email: `test-${Date.now()}@example.com`,
+    password: 'TestPassword123!',
+  };
+
+  let authCookie: string;
+  let userId: string;
+
+  test('should register new user', async () => {
+    const response = await fetch('http://localhost:3000/auth/api/sign-up/email', {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+      },
+      body: JSON.stringify(testUser),
+    });
+
+    expect(response.status).toBe(200);
+
+    const data = await response.json() as unknown as any;
+    expect(data.user).toBeDefined();
+    expect(data.user.email).toBe(testUser.email);
+    expect(data.user.name).toBe(testUser.name);
+
+    userId = data.user.id;
+
+    // Получаем cookies из ответа
+    const setCookieHeader = response.headers.get('set-cookie');
+    expect(setCookieHeader).toBeDefined();
+    authCookie = setCookieHeader!;
+  });
+});