feat: add basic webui

apps/app/__tests__/sign-in.test.tsx

@@ -0,0 +1,13 @@
+import { render, screen } from '@testing-library/react';
+import { expect, test } from 'vitest';
+import Page from '../app/(unauthenticated)/sign-in/[[...sign-in]]/page';
+
+test('Sign In Page', () => {
+  render(<Page />);
+  expect(
+    screen.getByRole('heading', {
+      level: 1,
+      name: 'Welcome back',
+    })
+  ).toBeDefined();
+});

apps/app/__tests__/sign-up.test.tsx

@@ -0,0 +1,13 @@
+import { render, screen } from '@testing-library/react';
+import { expect, test } from 'vitest';
+import Page from '../app/(unauthenticated)/sign-up/[[...sign-up]]/page';
+
+test('Sign Up Page', () => {
+  render(<Page />);
+  expect(
+    screen.getByRole('heading', {
+      level: 1,
+      name: 'Create an account',
+    })
+  ).toBeDefined();
+});