Initial financial project import

public/transaction_delete.php

@@ -0,0 +1,19 @@
+<?php
+require_once __DIR__ . '/../app/lib/auth.php';
+require_once __DIR__ . '/../app/lib/transaction_service.php';
+
+check_auth();
+
+if (($_SERVER['REQUEST_METHOD'] ?? '') !== 'POST') {
+    http_response_code(405);
+    exit('Method not allowed.');
+}
+
+$id = (int)($_POST['id'] ?? 0);
+
+if ($id > 0) {
+    delete_transaction($id, user_id());
+}
+
+header('Location: /transactions.php');
+exit;