Markra v2.0.0-alpha.1

[log]

v2.0.0-alpha.0...v2.0.0-alpha.1

compare changes

🚀 Enhancements

• updater: Add preview release channel (f810809)

🩹 Fixes

• editor: Render horizontal rules as one line (957dee0)
• editor: Keep typed horizontal rules editable (a106b38)
• editor: Support pointer block dragging (38629d3)

🏡 Chore

• Release v2.0.0-alpha.1 (c644a51)

❤️ Contributors

• MuRong (@murongg)