Update User model

app/Models/User.php

@@ -11,6 +11,7 @@
 
 namespace App\Models;
 
+use Cachet\Concerns\CachetUser;
 // use Illuminate\Contracts\Auth\MustVerifyEmail;
 use Filament\Models\Contracts\FilamentUser;
 use Filament\Panel;
@@ -19,7 +20,7 @@ use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
 use Laravel\Sanctum\HasApiTokens;
 
-class User extends Authenticatable implements FilamentUser
+class User extends Authenticatable implements CachetUser, FilamentUser
 {
     use HasApiTokens;
     use HasFactory;
@@ -63,4 +64,12 @@ class User extends Authenticatable implements FilamentUser
     {
         return true;
     }
+
+    /**
+     * Determine if the user is an admin.
+     */
+    public function isAdmin(): bool
+    {
+        return $this->is_admin;
+    }
 }