PostgreSQL + async refactoring, WebSocket server, Redis caching, minified assets

templates/achievements.html

@@ -4,7 +4,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Достижения - CS2 Simulator</title>
-    <link rel="stylesheet" href="/static/css/style.css">
+    <link rel="stylesheet" href="/static/css/style.min.css">
     <style>
         .achievement-card.secret {
             border-color: #8b5cf6;
@@ -283,9 +283,9 @@
         <div class="popup-reward" id="popupReward"></div>
     </div>
 
-    <script src="/static/js/sounds.js"></script>
-    <script src="/static/js/websocket.js"></script>
-    <script src="/static/js/notifications.js"></script>
+    <script src="/static/js/sounds.min.js"></script>
+    <script src="/static/js/websocket.min.js"></script>
+    <script src="/static/js/notifications.min.js"></script>
     <script src="/static/js/safemode.js"></script>
     <script>
         document.addEventListener('DOMContentLoaded', () => {