- Add CLI support (--config, --help) with env var override for backend/agents
- Implement distro justfile recipes: list-targets, install-targets, build-target, install
- Fix OpenTelemetry API incompatibilities and remove deprecated calls
- Add tokio "time" feature for timeout support
- Fix Cargo profile warnings and Nushell script syntax
- Update all dead_code warnings with strategic annotations
- Zero compiler warnings in vapora codebase
- Comprehensive CHANGELOG documenting risk-based approval gates system