Method onPatch

packages/server/src/output/msg-store.ts:346–349

(handler: (patch: JsonPatch, seq: number) => void)

    }

    // Cache the result for incremental updates
    this.cachedSnapshot = conversation;
    this.cachedUpToIndex = this.messages.length - 1;

    return { ...conversation, entries: [...conversation.entries], seq: this.patchSeq };
  }