Phase 08 — Versioning & migration
Long-running instances outlive their definitions. Version tags, running-instance migration, and deployment strategy.
| # | Lesson | Type | Lang | Ships |
|---|---|---|---|---|
| 01 | Definition versions: what a redeploy actually does ✅ | Use | Python | client |
| 02 | Instance migration: moving live tokens to a new version ✅ | Use | Python | client |
| 03 | Blue-green for processes: strategies that survive audits ✅ | Concept | — | pattern guide |
| 04 | Backward-compatible model changes: a checklist ✅ | Concept | — | checklist |
Concept reading:
Principle 9 — instances outlive their definitions.
Full plan: ROADMAP.md.