Update various controllers and scripts; modify last modified dates, enhance JSON responses, and adjust PPN handling for improved functionality

app/Controller/Inv/BeliController.php

@@ -6,7 +6,7 @@
     Description   : Transaksi Pembelian
     Created By    : Siau Pheng ([email protected]).
     Created Date  : May 22th, 2010.
-    Last Modified : September 20th, 2026.
+    Last Modified : November 4th, 2026.
 
     (c) 3FONIA Software; WWW.3FONIA.COM.
 
@@ -553,7 +553,7 @@ class BeliController {
     }
 
     private function Data_Beli(string $nomor="", bool $baru=false): array {
-        $aparam = [ 'No_Beli'=>$nomor, 'PPN'=>0, 'Lunas'=>0 ];
+        $aparam = [ 'No_Beli'=>$nomor, 'PPN'=>1, 'Lunas'=>0 ];
         if (empty($nomor)) {
             if ($baru) $aparam['No_Beli'] = "BELI".$this->web_app['SERVER_ID'].(string) $this->id_cab.$this->app->user()->id(3)."#00";
             $aparam['Tgl_Beli']    = tgl_ymd();