Enhance SIDAK with two-way KK-KTP linkage, scanner mobile optimization, NIK validation, and UI improvements

- Implement bidirectional KK-KTP linkage system (address-based & NIK-based)
- Optimize scanner for mobile devices (touch slop, larger hit areas, modal locking)
- Add NIK validation (16-digit numeric) with client-side feedback
- Set default RT/RW values to '000' for both KK and KTP forms
- Change 'Kpl Keluarga' label to 'Kepala Keluarga'
- Improve scanner error messages and user feedback
- Remove redundant 'Deteksi Dokumen' button
- Add database schema updates and Docker support files

index.php

@@ -1,4 +1,5 @@
 <?php
+
     //Mulai Sesion
     session_start();
     if (isset($_SESSION["ses_username"])==""){
@@ -108,7 +109,7 @@
 
 						<!-- Level  -->
 						<?php
-          if ($data_level=="Administrator"){
+          if ($data_level=="admin"){
         ?>
 						<li class="nav-item">
 							<a href="index.php" class="nav-link">
@@ -658,10 +659,10 @@
           }
       }else{
         // Auto Halaman Home Pengguna
-          if($data_level=="Administrator"){
+          if($data_level=="admin"){
               include "home/admin.php";
               }
-          elseif($data_level=="Kaur Pemerintah"){
+          elseif($data_level=="kaur"){
               include "home/kaur.php";
               }
           }