fix: update logika database menggunakan getenv

koneksi.php

@@ -1,25 +1,30 @@
 <?php
-if ($_SERVER['HTTP_HOST'] == 'localhost' || $_SERVER['HTTP_HOST'] == '127.0.0.1') {
-    // Kredensial Laptop Anda
-    $host = "127.0.0.1";
-    $user = "root";
-    $pass = "";
-    $db   = "webgis";
-} else {
+// Cek apakah ada Environment Variable 'DB_HOST' dari Coolify
+if (getenv('DB_HOST')) {
     // ----------------------------------------------------
-    // MEMBACA DATA DARI ENVIRONMENT VARIABLES COOLIFY
+    // KONFIGURASI SERVER (COOLIFY)
     // ----------------------------------------------------
     $host = getenv('DB_HOST'); 
     $user = getenv('DB_USER'); 
     $db   = getenv('DB_NAME'); 
     
-    // Trik otomatis: Jika DB_PASSWORD tidak diset di Coolify, ganti jadi teks kosong ""
+    // Jika DB_PASSWORD tidak dibuat di Coolify, otomatis diisi teks kosong ""
     $pass = getenv('DB_PASSWORD') ?: ''; 
+} else {
+    // ----------------------------------------------------
+    // KONFIGURASI LAPTOP ANDA (LOCALHOST)
+    // ----------------------------------------------------
+    $host = "127.0.0.1";
+    $user = "root";
+    $pass = "";
+    $db   = "webgis";
 }
 
+// Membuat koneksi database
 $conn = mysqli_connect($host, $user, $pass, $db);
 
+// Cek jika koneksi gagal
 if (!$conn) {
     die("Koneksi database gagal: " . mysqli_connect_error());
 }
-?>  
+?>