Upgrade README

Author: pacoogle

README.md

@@ -15,4 +15,16 @@ make docker-stop
 ```
 
 ## Customization
-Currently in the "lumen" folder you will find the dist 6.2 of Lumen but if you want to customize the dist or use Laravel you can manually configure the docker-compose.yml file indicating where the code of your app resides
+Currently in the "lumen" folder you will find the dist 6.2 of Lumen but if you want to customize the dist or use Laravel you can manually configure the docker-compose.yml file indicating where the code of your app resides
+
+## Debugger
+If you use PhpStorm you must configure your IDE:
+- open Preferences | Languages & Frameworks | PHP | Servers
+- add new server named `localhost`
+- set host to `localhost`
+- set port to `8181`
+- enable `use path mapping`
+- configure your absolute path
+- your Lumen/Laravel app root => `/var/www`
+- your Lumen/Laravel app /app root => `/var/www/app`
+- your Lumen/Laravel app /public root => `/var/www/public`