Updated SQL File to remove dummy data.

update_settings.php

@@ -0,0 +1,13 @@
+<?php
+require 'db.php';
+$data = json_decode(file_get_contents('php://input'), true);
+
+$title = $data['title'] ?? 'tinyTask';
+$icon = $data['icon_class'] ?? 'kanban';
+$color = $data['icon_color'] ?? '#ff0000';
+
+$stmt = $pdo->prepare("UPDATE settings SET title = ?, icon_class = ?, icon_color = ? WHERE id = 1");
+$stmt->execute([$title, $icon, $color]);
+
+echo json_encode(['success' => true]);
+?>