eywa-continuum

Cross-session memory and continuity CLI. Provides session memory, handoff documents, and historical session retrieval. Use at session start to retrieve context from past sessions (eywa get). Use at session end to persist a handoff document for future sessions (eywa extract). Trigger on: "session memory", "handoff", "continuity", "past sessions", "what was I working on", "session start", "session end", "batch index", "historical sessions", "prior context", "previous session".