Defined in: store/MemoryStore.ts:48Max messages retained per chat; older ones are dropped on save. Default
1000 — unlike the persistent stores, where the cap is opt-in, because
this log lives in the process’s RAM and is never persisted: an unbounded
default would grow memory forever on a long-running bot. Pass Infinity
to disable it. Must be a non-negative integer or Infinity, else the
constructor throws a RangeError.