First: Thank you for this package. It's great for creating docker images with Qt :) We use it at Viking Software to create the Windows images for our gitlab CI builds.

This may be a feature that already exists. If so, then you should treat it as a request to add a bit of info to the documentation.

I would like to have a way to add a module to an existing installation. For example, I have run

If users want to perform the full analysis, they have to type --analyze_all (or add as many --analyze_ options as desired).

Can't we make this flag optional, and set by default?
When users want only one part of the analysis, this flag would become disabled instead.