test(e2e): improve catalog test with mocked APIs and auth

- catalog.spec.js: added fake JWT auth setup, mocked brand/search APIs
  with Playwright route.fulfill, asserts actual rendered cards and
  search dropdown visibility

tests/e2e/catalog.spec.js

@@ -1,24 +1,74 @@
 const { test, expect } = require('@playwright/test');
 
+const FAKE_TOKEN = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjk5OTk5OTk5OTksIm5hbWUiOiJUZXN0IFVzZXIifQ.signature';
+
+async function setupAuth(page) {
+  await page.goto('/pos/login');
+  await page.evaluate((token) => {
+    localStorage.setItem('pos_token', token);
+    localStorage.setItem('pos_tenant_id', '11');
+  }, FAKE_TOKEN);
+}
+
+async function mockCatalogAPIs(page) {
+  await page.route('/pos/api/catalog/brands?mode=local', async (route) => {
+    await route.fulfill({
+      status: 200,
+      contentType: 'application/json',
+      body: JSON.stringify({
+        data: [
+          { id_brand: 1, name_brand: 'Toyota' },
+          { id_brand: 2, name_brand: 'Nissan' },
+        ],
+      }),
+    });
+  });
+
+  await page.route(/\/pos\/api\/catalog\/search\?q=.*&limit=20/, async (route) => {
+    await route.fulfill({
+      status: 200,
+      contentType: 'application/json',
+      body: JSON.stringify({
+        data: [
+          {
+            id_part: 1,
+            oem_part_number: 'ABC-123',
+            name: 'Filtro de aceite',
+            vehicle_info: 'Toyota Corolla 2020',
+            local_stock: 5,
+          },
+        ],
+      }),
+    });
+  });
+}
+
 test.describe('Nexus POS — Catalog', () => {
   test('catalog page loads with brand grid', async ({ page }) => {
+    await setupAuth(page);
+    await mockCatalogAPIs(page);
     await page.goto('/pos/catalog');
-    // Wait for app shell or main content
-    await expect(page.locator('#navGrid, .grid, .content-grid')).toBeVisible({ timeout: 10000 });
-    // Brand grid or loading state should exist
-    const content = await page.locator('body').textContent();
-    expect(content).toMatch(/catálogo|catalogo|marca|brand/i);
+
+    await expect(page).toHaveTitle(/Catalogo|Catálogo/i);
+    await expect(page.locator('#navGrid')).toBeVisible({ timeout: 5000 });
+    // Wait for brands to render
+    await page.waitForSelector('.nav-card', { timeout: 5000 });
+    const cards = page.locator('.nav-card');
+    await expect(cards).toHaveCount(2);
   });
 
-  test('search functionality shows results or loading', async ({ page }) => {
+  test('search functionality works', async ({ page }) => {
+    await setupAuth(page);
+    await mockCatalogAPIs(page);
     await page.goto('/pos/catalog');
-    const searchInput = page.locator('#searchInput, input[placeholder*="buscar" i], input[type="search"]').first();
-    await expect(searchInput).toBeVisible({ timeout: 10000 });
-    await searchInput.fill('balata');
+
+    const searchInput = page.locator('#searchInput');
+    await expect(searchInput).toBeVisible();
+    await searchInput.fill('filtro');
     await searchInput.press('Enter');
-    // Wait for dropdown or results to appear
-    await page.waitForTimeout(800);
-    const hasResults = await page.locator('#searchDropdown, .search-dropdown, .parts-grid, .grid').first().isVisible().catch(() => false);
-    expect(hasResults || true).toBe(true); // Smoke: search interaction completes
+
+    // Assert search dropdown becomes visible with results
+    await expect(page.locator('#searchDropdown')).toHaveClass(/is-visible/, { timeout: 5000 });
+    await expect(page.locator('.search-result-item')).toBeVisible();
   });
 });