Replaced one-pager with multiple pages and fixed security bugs

web/competition.html

@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="UTF-8">
+<meta name="viewport" content="width=device-width, initial-scale=1.0">
+<title>Penalty Tracker — Competition</title>
+<link rel="stylesheet" href="/style.css">
+</head>
+<body>
+<div id="app"></div>
+<script src="/config.js"></script>
+<script src="/i18n.js"></script>
+<script src="/api.js"></script>
+<script src="/common.js"></script>
+<script src="/competition.js"></script>
+</body>
+</html>