Note on VSCode.

docs/developer-guide.md

@@ -68,6 +68,8 @@ Now start Liquidsoap which is part of Engine Core:
 ~/code/aura/engine-core$ ./run.sh
 ```
 
+If your IDE of choice is *Visual Studio Code*, then there are launch settings provided in `.vscode/launch.json`.
+
 ## API
 
 You can find the AURA API definition here: https://gitlab.servus.at/autoradio/meta/blob/master/api-definition.md