Updated checkout to wait for backend confirmation before advancing, added a “Processing payment…” state with retry/ refresh fallback, and now use Paddle totals/currency for purchase records + confirmation emails (with new email translations).

tests/Feature/Checkout/CheckoutAuthTest.php

@@ -67,6 +67,28 @@ class CheckoutAuthTest extends TestCase
         ]);
     }
 
+    public function test_checkout_login_marks_pending_purchase_when_package_provided(): void
+    {
+        $user = User::factory()->create(['pending_purchase' => false]);
+        $package = Package::factory()->create();
+
+        $response = $this->postJson(route('checkout.login'), [
+            'identifier' => $user->email,
+            'password' => 'password',
+            'remember' => false,
+            'locale' => 'de',
+            'package_id' => $package->id,
+        ]);
+
+        $response->assertStatus(200)
+            ->assertJsonPath('user.pending_purchase', true);
+
+        $this->assertDatabaseHas('users', [
+            'id' => $user->id,
+            'pending_purchase' => true,
+        ]);
+    }
+
     public function test_checkout_login_returns_validation_errors_with_invalid_credentials()
     {
         $response = $this->postJson(route('checkout.login'), [