With our debian package
If you are using our debian package, you'll need to copy your photos into the folder /srv/photos. First create a new folder with the comand /srv/photos/<Directory>. Then copy your files with the command cp <Source> /srv/photos/<Directory> -Rv. (Please replace the values <Source> and <Directory> with your values.
General
Also, you can add a new Folder to the PicApport server. Just add a robot.root.<N>.path=<Directory> into the file /opt/picapport/.picapport/picapport.properties .Please replace the <N> with the next greater value of the same line in that file, and <Directory> with your new directory.
The Directory must always be mounted.