Structure

In the main folder we can see these folders and files.

assets/
lib/
log/
tmp/
src/
themes/
index.php
config.php

assets/ A public folder where we upload our media files.

lib/ A public folder. Third-party libraries are inside this folder.

log/ A private folder that save logs and the user sessions.

tmp/ A public folder with temporally files created.

src/ The folder of installed packages. Here is all the code of the system.

themes/ The folder of installed themes.

index.php The main index file. For any call, execution starts from here.

config.php The configuration file. It is generated after installation.