Future Backends
| Backend | Status | Plan |
|---|---|---|
mem | Shipped (v0.1.0) | — |
file | Shipped (v0.1.0) | — |
| IndexedDB | Post-v1 | When @f0rbit/corpus ships an idb backend, slot it in via engine_store({ backend: "idb" }). No API change. |
| Cloudflare R2 / D1 | Post-v1 | Cloud saves for web embeds. Layered with the file/idb backend for offline-first. |