1. 多线程优化
2. 现在更新画廊时也会同步迁移原画廊已AI放大过的图片数据
3. 修复在线阅读在双页模式下，图片大小异常的bug
4. 修复在双页模式下，AI放大后的图片布局异常的bug

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1. Multi-thread optimization
2. When updating the gallery, the AI-upscaled image data from the original gallery will also be synchronously migrated
3. Fix the bug with image size in online reading in double column mode
4. Fix the bug that the wrong layout of AI-upscaled images in double column mode