# 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).

## [Unreleased]

## [0.1.0] - 2026-03-18

### Added
- Initial release
- `add()` function for addition
- `subtract()` function for subtraction
- `multiply()` function for multiplication
- `divide()` function for division with error handling
- Comprehensive test suite
- Documentation (README, API docs, Development guide)

### Initial Features
- Basic arithmetic operations
- Type hints for all functions
- Error handling for division by zero
- Full test coverage
