[jjeabydev]

Summary

• Handle devicePairingUserPasskeyNotification and prompt for the six-digit passkey.
• Keep the legacy 0000 PIN response and prompt the user to type that PIN on the keyboard when the PIN callback requests device-side entry.
• Document PIN/passkey entry for older Apple Wireless Keyboards in the README.
• Related to Support passkey entry for Apple Wireless Keyboard #164.

Validation

• Xcode 27.2 Debug build succeeded with CODE_SIGNING_ALLOWED=NO.
• Confirmed handoff with a replaceable-battery Apple Wireless Keyboard: enter the displayed 0000, press Return, and Take completed.
• An unsigned test build is available from the jjeabydev prerelease.

[jjeabydev]

Closing this draft contribution while the keyboard-only prompt behavior is refined and validated. I will reopen or submit an updated PR once the fix is complete.