Changes

app/Models/MainSlider.php

@@ -10,4 +10,10 @@ class MainSlider extends Model
     use HasFactory;
 
     protected $guarded = false;
+
+
+    protected $casts = [
+        'settings' => 'array',
+        'image' => 'array',
+    ];
 }

app/Models/Post.php

@@ -34,6 +34,11 @@ class Post extends Model
         return $this->belongsTo(Category::class);
     }
 
+    public function author() : BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+
 
     public function seo()
     {

app/Models/User.php

@@ -94,6 +94,7 @@ class User extends Authenticatable implements FilamentUser
     {
         if (config('filament-shield.dashboard_user.enabled', false)) {
             FilamentShield::createRole(name: config('filament-shield.dashboard_user.name', 'dashboard_user'));
+            FilamentShield::createRole(name: config('', 'editor'));
             static::created(function (User $user) {
                 $user->assignRole(config('filament-shield.dashboard_user.name', 'dashboard_user'));
             });