simple DataFactory

device-app/database/factories/DeviceFactory.php

@@ -17,14 +17,14 @@ class DeviceFactory extends Factory
     public function definition(): array
     {
         return [
-            'device_id' => '1',
-            'title' => 'Test Device One',
-            'device_type' => 'type1',
-            'description' => 'des',
-            'accessories' => 'acc',
-            'rz_username_buyer' => 'rzb',
-            'serial_number' => '123',
-            'image_url' => 'www.url.de'
+            'device_id' => $this->faker->randomDigitNotNull(),
+            'title' => $this->faker->word(),
+            'device_type' => $this->faker->domainWord(),
+            'description' => $this->faker->sentence(),
+            'accessories' => $this->faker->word(),
+            'rz_username_buyer' => $this->faker->name(),
+            'serial_number' => $this->faker->creditCardNumber(),
+            'image_url' => $this->faker->url()
         ];
     }
 }