Memperbaiki penamaan folder dan menambahkan index.html sebagai landing page

Pertemuan01/hapus_area.php

@@ -0,0 +1,18 @@
+<?php
+header('Content-Type: application/json');
+$conn = new mysqli("localhost", "root", "", "webgis"); // UBAH DB
+
+$data = json_decode(file_get_contents("php://input"), true);
+if ($data && isset($data['id'])) {
+    $id = $data['id'];
+    $stmt = $conn->prepare("DELETE FROM area_polygon WHERE id = ?");
+    $stmt->bind_param("i", $id);
+    if ($stmt->execute()) {
+        echo json_encode(["status" => "success"]);
+    } else {
+        echo json_encode(["status" => "error", "message" => $stmt->error]);
+    }
+    $stmt->close();
+}
+$conn->close();
+?>