# 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/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). ## [1.0.0] - 2025-01-01 ### Added - Initial release - Core message bus with request/response pattern - Event system with publish/subscribe - Pattern matching with wildcards (`*`, `?`) - Zero-allocation design with user buffers - Service loop for lightweight modules (tick, after, every) - Built-in Button module with debounce, long press, double press detection - Built-in LED module with on/off/toggle/blink - Zero-code routing (`esp_bus_on`) to connect events to requests - Transform functions for dynamic routing - Kconfig configuration options - Examples: basic, subscription ### Features - **Loose Coupling**: Modules only depend on esp_bus - **Pattern Matching**: String-based routing with wildcards - **Zero Allocation**: User buffer pattern in hot path - **Shared Task**: Multiple lightweight modules in single task - **Schema Support**: Optional action/event schema for validation