# Changelog

All notable changes to the small-batch tea roaster are documented here.

## [1.4.2] — 2026-07-24

### Added

- Preheat-ready indicator for more consistent first-batch results.
- Cleaning reminder after every 20 roasting cycles.
- Support for saving three custom roast profiles.

### Fixed

- Temperature readings drifting during longer dark-roast cycles.
- Cooling fan occasionally stopping before the leaves reached the target temperature.
- Control dial skipping values when turned quickly.

### Changed

- Reduced default cooling time from 8 to 6 minutes.
- Improved display contrast in bright production spaces.
- Refined the medium-roast profile to reduce scorching on rolled oolong leaves.

## [1.4.1] — 2026-06-12

### Added

- Manual fan-speed control during roasting and cooling.
- Audible alerts at the end of preheat, roast, and cooling stages.
- Batch counter accessible from the settings menu.

### Fixed

- Roast timer pausing briefly when adjusting the target temperature.
- Saved profiles reverting to factory defaults after a power interruption.
- Uneven heater output below 120°C.

### Changed

- Increased maximum roast duration from 30 to 45 minutes.
- Smoothed heater modulation near the target temperature.
- Shortened startup diagnostics for faster preheating.

## [1.4.0] — 2026-04-28

### Added

- Five factory roast profiles for green, white, oolong, black, and herbal teas.
- Two-stage roasting with independent temperature and duration settings.
- Automatic cooling mode with adjustable fan intensity.
- Over-temperature protection and a removable-drum safety interlock.

### Fixed

- Inaccurate temperature display during rapid preheating.
- Intermittent rattling from the drum at low rotation speeds.
- Roast cycles ending one second earlier than the configured duration.

### Changed

- Updated drum-speed control for gentler handling of delicate leaves.
- Recalibrated the temperature sensor for improved batch-to-batch consistency.
- Revised button labels and menu wording for clearer operation.