合入最新 master

合并 origin/master 并保留平台入口运行态与推荐链路语义
修正合并后基于 tab 语义变化的前端断言

src/components/puzzle-runtime/PuzzleRuntimeShell.test.tsx

@@ -748,7 +748,7 @@ test('顶部不显示作者，关卡标题和倒计时使用游戏铭牌结构',
   const levelLogo = screen.getByTestId(
     'puzzle-runtime-level-logo',
   ) as HTMLImageElement;
-  expect(levelLogo.getAttribute('src')).toContain('logo.png');
+  expect(levelLogo.getAttribute('src')).toContain('logo-runtime-hud.webp');
   expect(levelLogo.closest('.puzzle-runtime-level-logo')).toBeTruthy();
   expect(document.querySelector('.puzzle-runtime-level-mascot')).toBeNull();
   expect(timer.closest('.puzzle-runtime-timer-card')).toBeTruthy();

src/components/puzzle-runtime/PuzzleRuntimeShell.tsx

@@ -18,7 +18,7 @@ import {
 } from 'react';
 import { createPortal } from 'react-dom';
 
-import puzzleLevelLogo from '../../../media/logo.png';
+import puzzleLevelLogo from '../../../media/logo-runtime-hud.webp';
 import type {
   DragPuzzlePieceRequest,
   PuzzleBoardSnapshot,