Add seeders and factories for all models

database/seeds/CarShowWinnerTableSeeder.php

@@ -0,0 +1,25 @@
+<?php
+
+use Illuminate\Database\Seeder;
+use App\Models\CarShowWinner;
+use App\Models\Vehicles;
+use App\Models\CarShowCategory;
+
+class CarShowWinnerTableSeeder extends Seeder
+{
+    public function run()
+    {
+        $categories = CarShowCategory::all();
+        $vehicles = Vehicles::all();
+
+        foreach ($categories as $category) {
+            for ($i = 1; $i <= 3; $i++) {
+                factory(CarShowWinner::class)->create([
+                    'category' => $category->id,
+                    'vehicle' => $vehicles->random()->id,
+                    'place' => $i,
+                ]);
+            }
+        }
+    }
+}