Invoice PAIN & CSV can be uploaded

database/migrations/2026_01_30_140010_create_invoices.php

@@ -38,7 +38,7 @@ return new class extends Migration {
             $table->float('amount', 2);
             $table->integer('distance')->nullable();
             $table->string('comment')->nullable();
-            $table->string('changes')->nullable();
+            $table->longText('changes')->nullable();
             $table->string('travel_direction')->nullable();
             $table->boolean('passengers')->nullable();
             $table->boolean('transportation')->nullable();