fix production favicon issue

apps/homepage/src/app/favicon.ico/route.ts

@@ -0,0 +1,6 @@
+import { NextResponse } from 'next/server';
+
+export function GET(request: Request) {
+  const url = new URL('/rentaldrivego.png', request.url);
+  return NextResponse.redirect(url);
+}

apps/homepage/tests/unit/favicon-route.test.ts

@@ -0,0 +1,22 @@
+import { describe, expect, it, vi } from 'vitest';
+
+const nextServer = vi.hoisted(() => ({
+  redirect: vi.fn((url: URL) => ({ kind: 'redirect', url: url.toString() })),
+}));
+
+vi.mock('next/server', () => ({
+  NextResponse: {
+    redirect: nextServer.redirect,
+  },
+}));
+
+describe('homepage favicon route', () => {
+  it('redirects root favicon requests to the existing brand icon asset', async () => {
+    const { GET } = await import('../../src/app/favicon.ico/route');
+
+    const response = GET(new Request('https://rentaldrivego.ma/favicon.ico'));
+
+    expect(response).toEqual({ kind: 'redirect', url: 'https://rentaldrivego.ma/rentaldrivego.png' });
+    expect(nextServer.redirect).toHaveBeenCalledTimes(1);
+  });
+});