# Changelog

## Unreleased

- Fix PT-P710BT/PT-P900W print completion flow and protocol bytes.
  - Correct `G` raster transfer header length (`n1/n2`) from per-model payload size.
  - Fix `ESC i z` page index (`n9`) and adjust print-information flags/media kind handling.
  - Keep `ESC i A` disabled on 128-dot family and split `ESC i K` by head width.
  - Use `0x0C -> 0x1A` end sequence on 560-dot family to complete feed/cut reliably.
- Improve status handling around print completion.
  - Retry status reads with backoff and safer command ordering.
  - Add verbose post-print short polling until print-end status is observed.
  - Add small wait before `--status` command retrieval.
- Add protocol regression safeguards.
  - Introduce `libptouch_protocol` helpers for shared command-byte generation.
  - Add `protocol_regression_test` and wire it into CTest.
- Update documentation.
  - Add `ctest` step to build instructions.
  - Link to changelog from README.