v0.1.21-preview - Backup anywhere!

• [feat] Improved Backup Function, now detect Cloud Folders (Except Google Drive), and Network Drives.
• Cleanup unused Database data
• [imp] UI Improvements
• [imp] Improve importing Gacha Data from UIGF for Beyond Data.
• [feat] Add Syncing Function for backing up App Setting and Gacha Data.
• [imp]: Minor UI Tweaks
• [maint] Update .NET packages, migrating from deprecated, now vulnerable dependency to the alternative and safe dependency.

v0.1.20

• [fix] Steam ZZZ unable to get Gacha Data.
• [imp] Code Clean up and Database Clean up.