WIP

app/Models/Tag.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+class Tag extends Model
+{
+    public function categories(): BelongsToMany
+    {
+        return $this->belongsToMany(Category::class);
+    }
+}