v0.6.0

Changelog

• 6b34e09 docs(pulse): add zero-crossing fill and rx/tx traffic guide
• fff36a6 docs(pulse): replace text charts with terminal screenshots across documentation
• 7d1adc5 feat(pulse): add bidirectional zero-crossing fill and RX/TX traffic support
• b866ece feat(pulse): add symmetric range and adaptive byte rate formatters