Move defaults and normalization into KEYS metadata, validate config
file shape on load, and lower default container memory from 32G to 16G.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Implements all 7 commands: new, save, push, list, open, stop, rm.
Uses Commander for CLI parsing, Anthropic SDK for AI commit messages
and merge conflict resolution, and Apple container for VMs.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>