Initial commit: Retribusi frontend dengan dashboard, event logs, dan settings

api/cors_handler.php

@@ -0,0 +1,21 @@
+<?php
+/**
+ * CORS Handler - WAJIB di-include di awal SETIAP endpoint
+ * 
+ * INSTRUKSI:
+ * 1. Copy file ini ke server API
+ * 2. Include di awal SETIAP file endpoint: require_once 'cors_handler.php';
+ * 3. Atau copy kode di bawah ke awal setiap endpoint
+ */
+
+// ================= CORS =================
+header("Access-Control-Allow-Origin: *");
+header("Access-Control-Allow-Methods: GET, POST, OPTIONS");
+header("Access-Control-Allow-Headers: Content-Type, Authorization, X-API-KEY");
+
+// Handle preflight OPTIONS request
+if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
+    http_response_code(200);
+    exit;
+}
+