added recipe author seeder

database/seeders/RecipeAuthor.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Database\Seeders;
+
+use App\Models\Recipe;
+use App\Models\User;
+use Illuminate\Database\Seeder;
+
+class RecipeAuthor extends Seeder
+{
+    /**
+     * Run the database seeds.
+     */
+    public function run(): void
+    {
+        if (User::count() > 0 && Recipe::count() > 0) {
+            Recipe::each(function ($recipe) {
+                User::inRandomOrder()
+                    ->first()
+                    ->author_of_recipe()
+                    ->attach($recipe->id);
+            });
+        }
+    }
+}