add dedup to the toc
@@ -41,6 +41,7 @@ JetStream is the [NATS.io](https://nats.io) persistence engine that will support
* [Interactive CLI](#interactive-cli)
- [Model Deep Dive](#model-deep-dive)
* [Stream Limits and Retention Modes](#stream-limits-and-retention-modes)
+ * [Message Deduplication](#message-deduplication)
* [Acknowledgement Models](#acknowledgement-models)
* [Consumer Starting Position](#consumer-starting-position)
* [Ephemeral Consumers](#ephemeral-consumers)
