Enhancement: Complete overhaul of SIDAK application

- Report: Added printable reports for all categories.
- Dashboard: Fixed broken links and implemented gender balance filtering.
- Logic: Auto-integration of Arrivals and Births into Resident/KK data.
- Fix: Solved deletion popup bug in Birth Data.
- Feature: Added Full KK History view.
- Feature: Implemented Dynamic Village Profile for letter templates.

inc/captcha.php

@@ -0,0 +1,16 @@
+<?php
+session_start();
+// Generate Code
+$random_alpha = md5(rand());
+$captcha_code = substr($random_alpha, 0, 6);
+$_SESSION["captcha_code"] = $captcha_code;
+
+// Create Image
+$target_layer = imagecreatetruecolor(70, 30);
+$captcha_background = imagecolorallocate($target_layer, 255, 160, 119);
+imagefill($target_layer,0,0,$captcha_background);
+$captcha_text_color = imagecolorallocate($target_layer, 0, 0, 0);
+imagestring($target_layer, 5, 5, 5, $captcha_code, $captcha_text_color);
+header("Content-type: image/jpeg");
+imagejpeg($target_layer);
+?>