[#2] content ratings

app/Models/ContentRating.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class ContentRating extends Model
+{
+    protected $fillable = [
+        'descriptors',
+        'iso_3166',
+        'rating',
+    ];
+
+    protected $casts = [
+        'descriptors' => 'array',
+    ];
+}

app/Models/Show.php

@@ -65,4 +65,9 @@ class Show extends Model
     {
         return $this->belongsToMany(WatchProvider::class, 'show_watch_providers', 'show_id', 'watch_provider_id');
     }
+
+    public function contentRatings()
+    {
+        return $this->belongsToMany(ContentRating::class, 'show_content_ratings', 'show_id', 'content_rating_id');
+    }
 }