Original-Commit: 7edc171f36aa77b19d998ffd83d168b5d9169287
fix(settings): 工作台浮层 - 修复离开设置页后菜单背景丢失
Removed useLayoutEffect for body class management.
Original-Commit: 3b555144cc079b403ad36a6df02be5e7ad8c19b9
Update pending-test.mdx with workspace overlay styles
Added new section on workspace overlay styles after exiting settings page, including tasks for removing duplicate overlays and fixing navigation issues.