# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).

## [0.1.0] - 2026-06-23

Initial release.

- I²C communication with the Sensortek STK31862 ambient light sensor via
  `Circuits.I2C`.
- `STK31862` GenServer with periodic measurement polling.
- Configurable ALS/C gain, integration time and out-of-window persistence.
- ALS and C 16-bit channel reads with data-ready and saturation flags.
- Lux conversion for the ALS channel.
- Out-of-window threshold and interrupt configuration.
- Soft reset and product-ID read.
- A `CircuitsSim` device for host-based testing.