new template schema

public/userarea/load_mappings.php

@@ -0,0 +1,23 @@
+<?php
+header('Content-Type: application/json');
+ini_set('display_errors', 1);
+ini_set('display_startup_errors', 1);
+error_reporting(E_ALL);
+
+require_once(__DIR__ . '/class/db-functions.php');
+
+$db = DBHandlerSelect::getInstance();
+$pdo = $db->getConnection();
+
+$template_id = $_GET['template_id'] ?? 0;
+
+try {
+    $stmt = $pdo->prepare("SELECT id, field_id, excel_column, is_manual, manual_default, field_label FROM template_mapping WHERE template_id = ?");
+    $stmt->execute([$template_id]);
+    $mappings = $stmt->fetchAll(PDO::FETCH_ASSOC);
+
+    echo json_encode(["success" => true, "mappings" => $mappings]);
+} catch (Exception $e) {
+    echo json_encode(["success" => false, "message" => "Error: " . $e->getMessage()]);
+}
+exit;