Add dashboard in readme.

Author: pierre-rouanet

README.md

@@ -152,6 +152,12 @@ For more information about the daemon and its options, you can run:
 reachy-mini-daemon --help
 ```
 
+### Dashboard
+
+You can access a simple dashboard to monitor the robot's status at [http://localhost:8000/](http://localhost:8000/) when the daemon is running. This lets you turn your robot on and off, run some basic movements, and browse spaces for Reachy Mini!
+
+![Reachy Mini Dashboard](docs/assets/dashboard.png)
+
 ## Run the demo & awesome apps
 
 Conversational demo for the Reachy Mini robot combining LLM realtime APIs, vision pipelines, and choreographed motion libraries: [reachy_mini_conversation_demo](https://github.com/pollen-robotics/reachy_mini_conversation_demo).