v0.3.1

• Fix bug where device-side GND pin was incorrectly assigned

v0.3.0

• Turn KB2040 status LED off
• Implement bidirectional testing (host -> device and device -> host)

v0.2.0

• Fix complete test not running
• Add optional serial debugging (disabled in release firmware)

v0.1.0

🛑 This release is broken, do not use it

Initial release