Auth: convert auth views and verification email to Nova layout

tests/Feature/Auth/OnboardingUxTest.php

@@ -0,0 +1,53 @@
+<?php
+
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+
+uses(RefreshDatabase::class);
+
+it('shows onboarding progress and status on setup password page', function () {
+    $user = User::factory()->create([
+        'onboarding_step' => 'verified',
+    ]);
+
+    $this->actingAs($user)
+        ->withSession(['status' => 'Email verified. Continue with password setup.'])
+        ->get('/setup/password')
+        ->assertOk()
+        ->assertSee('Email')
+        ->assertSee('Verified')
+        ->assertSee('Password')
+        ->assertSee('Username')
+        ->assertSee('Email verified. Continue with password setup.');
+});
+
+it('shows onboarding progress and status on setup username page', function () {
+    $user = User::factory()->create([
+        'onboarding_step' => 'password',
+    ]);
+
+    $this->actingAs($user)
+        ->withSession(['status' => 'Password saved. Choose your public username to finish setup.'])
+        ->get('/setup/username')
+        ->assertOk()
+        ->assertSee('Email')
+        ->assertSee('Verified')
+        ->assertSee('Password')
+        ->assertSee('Username')
+        ->assertSee('Password saved. Choose your public username to finish setup.');
+});
+
+it('returns clear validation message for weak setup password', function () {
+    $user = User::factory()->create([
+        'onboarding_step' => 'verified',
+    ]);
+
+    $this->actingAs($user)
+        ->from('/setup/password')
+        ->post('/setup/password', [
+            'password' => 'short',
+            'password_confirmation' => 'short',
+        ])
+        ->assertRedirect('/setup/password')
+        ->assertSessionHasErrors('password');
+});