Yarukoto 1.0.0

Built from wyne/yarukoto@7c7a9b0.

• Mac: Yarukoto-mac.dmg, signed and notarized. Open it and drag Yarukoto to Applications.
• Windows: Yarukoto-windows-setup.exe (or the .msi). It isn't signed yet, so Windows warns on first launch: choose More info, then Run anyway.