post auditlog implementation for bookings and payments

src/processors/process_booking.php

@@ -79,6 +79,11 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
     $stmt->bind_param('sissiiiidd', $type, $user_id, $from_date, $to_date, $num_vehicles, $num_adults, $num_children, $add_firewood, $total_amount, $discount_amount);
 
     if ($stmt->execute()) {
+        // Get booking id and audit
+        $booking_id = $conn->insert_id;
+        if (function_exists('auditLog')) {
+            auditLog($user_id, 'BOOKING_CREATED', 'bookings', $booking_id, ['total_amount' => $total_amount, 'from' => $from_date, 'to' => $to_date]);
+        }
         // Redirect to success page or display success message
         echo "<script>alert('Booking successfully created!'); window.location.href = 'booking.php';</script>";
     } else {