update

app/Models/Leaderboard.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Leaderboard extends Model
+{
+    use HasFactory;
+
+    public const TYPE_CREATOR = 'creator';
+    public const TYPE_ARTWORK = 'artwork';
+    public const TYPE_STORY = 'story';
+
+    public const PERIOD_DAILY = 'daily';
+    public const PERIOD_WEEKLY = 'weekly';
+    public const PERIOD_MONTHLY = 'monthly';
+    public const PERIOD_ALL_TIME = 'all_time';
+
+    protected $fillable = [
+        'type',
+        'entity_id',
+        'score',
+        'period',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'entity_id' => 'integer',
+            'score' => 'float',
+        ];
+    }
+}