Supernote Partner: äldre versioner att ladda ner

Added:
- [Files] Supports displaying file sync status in the file list.
- [Sync] Supports displaying file sync status indicators in Windows File Explorer .
- [Sync] Added support for setting a custom root folder for sync.

Optimizations:
- [Note] Improved text recognition accuracy when exporting notes to TXT.
- [Documents] Supports selecting right-to-left text in PDFs, including Hebrew.

Fixes:
- [Note] Fixed the issue where notes were incorrectly reported as corrupted when opened in certain Windows system language environments.
- [Digest] Fixed the issue where a deleted digest could not be imported again.
- [To-Do] Fixed the issue where some to-dos could not sync properly.
- [Sync] Fixed the issue where some files triggered sync conflicts due to differences in filename rules.
- [Sync] Fixed the issue where sync abnormalities occurred when only the case of filenames was changed in certain scenarios.

Optimized:
- [Digest] Supports sorting digests.
Fixed:
- [Note] Fixed the compatibility issue where notes created on a newer firmware version failed to open in the lower‑version app.