Three-stage progression: experiment (Claude Code + /loop) → stabilize (git repo + Agent SDK) → scale (Docker/K8s). SynapBus stays runtime agnostic — downloadable CLAUDE.md per archetype, MCP config snippet, skills as optional plugins. No Docker or K8s required for Stage 1. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>