Merge pull request #3113 from cesanta/novlean-patch-2

Update README.md

Author: novlean

README.md

@@ -176,6 +176,7 @@ We take security seriously:
 Technical guides and deep dives into embedded web servers, WebUI integration and embedded networking technologies:
 - [Embedded Web Server: A Comprehensive Guide for Modern Connected Devices](https://mongoose.ws/articles/embedded-web-server-a-comprehensive-guide-for-modern-connected-devices/)
 - [Building Embedded Web Device Dashboards](https://mongoose.ws/articles/building-embedded-web-device-dashboard/)
+- [ESP32 Device Dashboard: A Step-by-Step Guide for Developers](https://mongoose.ws/articles/esp32-device-dashboard/)
 
 
 ## Contributions