25.6b0

Breaking

• Busses no longer auto-map with add_synth by @josephine-wolf-oberholtzer in #501

What's Changed

• MyPy updates by @josephine-wolf-oberholtzer in #502
• Implement NoteEvent.rest for resting by @josephine-wolf-oberholtzer in #503
• Update docs by @josephine-wolf-oberholtzer in #486

Full Changelog: v25.5b0...v25.6b0