feat: implement system-wide activity logging with database persistence, repository patterns, and admin controller access.

app/Models/Invoice.php

@@ -3,13 +3,14 @@
 namespace App\Models;
 
 use App\Enums\Invoice\InvoiceStatus;
+use App\Traits\LogsActivity;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\SoftDeletes;
 
 class Invoice extends Model
 {
-    use HasFactory, SoftDeletes;
+    use HasFactory, SoftDeletes, LogsActivity;
 
     protected $table = 'invoices';