Add README, LICENSE, package.json, and CHANGELOG

CHANGELOG.md

@@ -0,0 +1,18 @@
+# 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] - 2024-01-30
+
+### Added
+
+- Initial release of CLI Spec Generator
+- YAML/JSON specification support
+- Code generation for Python, Go, Rust, and Node.js
+- Shell completion generation for Bash, Zsh, and Fish
+- Documentation generation (man pages, README sections)
+- Interactive spec wizard
+- Validation with Zod schemas