v4.4.0

What's Changed

• frame-work lib/db by @tangly1024 in #2163
• theme-simple by @tangly1024 in #2167
• simple 主题微调 by @tangly1024 in #2170
• gitbook最新未读机制优化 by @tangly1024 in #2181
• 新主题：Feat/theme movie by @tangly1024 in #2183
• 增加全局搜索快键键操作提示 by @lxw15337674 in #2177
• 修复夜间模式折叠按钮看不到，折叠按钮适配右边栏 by @lxw15337674 in #2176
• 目录会填满侧边栏 by @lxw15337674 in #2175

Full Changelog: v4.3.2...v4.4.0