Initial commit: Brachnha Insight project setup

- Next.js 14+ with App Router and TypeScript
- Tailwind CSS and ShadCN UI styling
- Zustand state management
- Dexie.js for IndexedDB (local-first data)
- Auth.js v5 for authentication
- BMAD framework integration

Co-Authored-By: Claude <noreply@anthropic.com>

tests/integration/pwa-manifest.test.ts

@@ -0,0 +1,45 @@
+
+import { test, expect } from '@playwright/test';
+
+test.describe('PWA Manifest', () => {
+    test('should serve a valid manifest.webmanifest', async ({ request }) => {
+        const response = await request.get('/manifest.webmanifest');
+        expect(response.status()).toBe(200);
+        expect(response.headers()['content-type']).toContain('application/manifest+json');
+
+        const manifest = await response.json();
+
+        // Core properties matching manifest.ts
+        expect(manifest.name).toBe('Test01');
+        expect(manifest.short_name).toBe('Test01');
+        expect(manifest.display).toBe('standalone');
+        expect(manifest.start_url).toBe('/');
+        expect(manifest.background_color).toBe('#F8FAFC');
+        expect(manifest.theme_color).toBe('#64748B');
+
+        // Icons
+        expect(manifest.icons.length).toBeGreaterThanOrEqual(2);
+        expect(manifest.icons).toEqual(
+            expect.arrayContaining([
+                expect.objectContaining({
+                    src: '/icons/icon-192x192.png',
+                    sizes: '192x192',
+                    type: 'image/png'
+                }),
+                expect.objectContaining({
+                    src: '/icons/icon-512x512.png',
+                    sizes: '512x512',
+                    type: 'image/png'
+                })
+            ])
+        );
+    });
+
+    test('should have accessible icon files', async ({ request }) => {
+        const icon192 = await request.get('/icons/icon-192x192.png');
+        expect(icon192.status()).toBe(200);
+
+        const icon512 = await request.get('/icons/icon-512x512.png');
+        expect(icon512.status()).toBe(200);
+    });
+});