# Changelog

**Version:** 1.0.0  
**Last Updated:** 2026-01-26

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## Table of Contents

1. [Overview](#overview)
2. [Version History](#version-history)
3. [Breaking Changes](#breaking-changes)
4. [Deprecations](#deprecations)

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## Overview

This document tracks **version history and changes** for SwX-API. All notable changes are documented here.

### Version Format

**Semantic Versioning:** `MAJOR.MINOR.PATCH`

- **MAJOR** - Breaking changes
- **MINOR** - New features, backward compatible
- **PATCH** - Bug fixes, backward compatible

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## Version History

### Version 1.0.0 (2026-01-26)

**Initial Release**

**Features:**
- ✅ Authentication (Admin, User, System domains)
- ✅ RBAC (Permission-first, team-scoped)
- ✅ Policy Engine (ABAC)
- ✅ Billing & Entitlements
- ✅ Rate Limiting
- ✅ Audit Logging
- ✅ Alerting System
- ✅ Background Jobs
- ✅ Runtime Settings
- ✅ Async Model
- ✅ Comprehensive Documentation

**Security:**
- ✅ Domain separation
- ✅ Token security
- ✅ Secrets management
- ✅ Security best practices

**Operations:**
- ✅ Docker deployment
- ✅ Health checks
- ✅ Monitoring
- ✅ Backup & recovery

**Testing:**
- ✅ Unit tests
- ✅ Integration tests
- ✅ Acceptance tests
- ✅ Simulation tools

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## Breaking Changes

### Version 1.0.0

**No breaking changes** - Initial release.

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## Deprecations

### Version 1.0.0

**No deprecations** - Initial release.

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## Migration Notes

### Version 1.0.0

**Initial Setup:**
- Run migrations: `alembic upgrade head`
- Seed system: `python scripts/seed_system.py`
- Configure environment: Set required `.env` variables

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## Next Steps

- Read [Migration Guide](./MIGRATION_GUIDE.md) for upgrade procedures
- Read [Glossary](./GLOSSARY.md) for term definitions
- Read [Overview](../01-overview/OVERVIEW.md) for framework introduction

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**Status:** Changelog documented, ready for implementation.
