The configuration settings for user authentication.
Authorization of the access to your application's resources.
The Site Tag is the most important resource selector.
How to build a module definition for your application.
If operating a multi site instance sharing data becomes an important topic.
Using an Action Definition allows to implement additional operations and processes.
Logging is a very important topic when it comes to debugging
The Application Definition is the main step to provide an own application.
Debugging your configuration and application.