Release v1.1.2

Release v1.1.1

Release v1.1.0 - Docker-First Architecture & Online Engine Catalog

BREAKING CHANGES:
- Engines moved to separate repository (audiobook-maker-engines)
- Backend runs as Docker container

NEW FEATURES:
- Docker-based engine deployment with prebuilt images from GHCR
- Online engine catalog with one-click installation
- Remote GPU host support via SSH tunneling
- Engine variants: subprocess, docker:local, docker:remote
- Multi-platform backend image (amd64, arm64)

BACKEND:
- New runner architecture: LocalRunner, DockerRunner, RemoteDockerRunner
- Engine host management API (/engine-hosts)
- SSH key generation for remote hosts
- Docker SDK integration for container management
- Database migration for engine system tables

FRONTEND:
- Engine Hosts tab in Settings
- Host configuration with volume mounts
- SSH key wizard for remote hosts
- Engine installation from online catalog
- Image update detection

DOCUMENTATION:
- engine-system-architecture.md
- Updated engine-development-guide.md
- Release notes for v1.1.0

Release v1.0.2

Release v1.0.1 - Bug fixes for speaker sample paths and stability imp…

…rovements

Release v1.0.0

Release v0.2.0 - TTS Engine Architecture Refactor

Release v0.1.0 - Initial Release