Update README

README.md

@@ -20,6 +20,8 @@ Read logs for root password
 docker-compose logs -f
 ```
 
+**Only /home directory is persistent**
+
 ## User configure
 
 Configuration files
@@ -27,3 +29,20 @@ Configuration files
 * /home/packages : Install packages on restart container
 * /home/services : Start services on restart container
 
+Add packages on _/home/packages_ (like _apt install <package>_) and _reboot_
+Add services on _/home/services)_ (like _service <service> start_) and _reboot_
+
+Example:
+
+/home/packages
+
+```
+nginx-full
+php-fpm
+```
+
+/home/services
+
+```
+nginx
+```