fea: 添加设置功能

js/ui.js

@@ -6,7 +6,7 @@ import { fmtTime } from './util.js';
 const $ = s => document.querySelector(s);
 const $$ = s => Array.from(document.querySelectorAll(s));
 
-const SCREENS = ['scr-title', 'scr-levels', 'scr-help', 'scr-pause', 'scr-result', 'scr-editor'];
+const SCREENS = ['scr-title', 'scr-levels', 'scr-help', 'scr-settings', 'scr-pause', 'scr-result', 'scr-editor'];
 const TABS = [
   ['all', '全部'], ['jump', '跳刺'], ['endur', '耐久'], ['boss', 'BOSS'], ['troll', '坑向'], ['custom', '自制'],
 ];