v0.2.1

Fixed

• Session-row and account-balance hover hints now auto-fade (fade in ~1.5s then fade out on their own, never lingering while hovered); native browser tooltips removed

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修复

• 会话行、账户余额悬停气泡全部改为自动消失样式（淡入约 1.5 秒后自动淡出，指针停留也不会一直显示），并移除浏览器原生 tooltip