[Clipclops] External store, suspend/resume (#3829)

* Initial working external store

* Clean up WIP, explore suspend/resume

* Clean up state, bindings, snapshots, add some logs

* Reduce snapshots, add better logic check

* Bump interval a smidge

* Remove unused type

src/logger/debugContext.ts

@@ -9,4 +9,5 @@ export const DebugContext = {
   // e.g. composer: 'composer'
   session: 'session',
   notifications: 'notifications',
+  convo: 'convo',
 } as const