doc: add section in README.md

README.md

@@ -49,6 +49,12 @@ Provides a "real-world" usage example of this library.
 
 Improved documentation available [here](./adb_cli/README.md).
 
+## examples
+
+Some examples are available in the `examples` directory:
+
+- `examples/mdns`: mDNS device discovery example
+
 ## pyadb_client
 
 Python wrapper using `adb_client` library to export classes usable directly from a Python environment.