try to run gimp inside a container for example, you’ll have to give access to your ~/Pictures or whatever for it to be useful
Compared to some photo editing applications on android/iOS which can work without having filesystem access by getting the file through the OS file picker
Basically a thing that I could assign 1) apps and 2) content to. Apps can access all content in all circles they are assigned to. Circles can overlap arbitrarily so you can do things like having apps A,B,C share access to documents X,Y but only A,B have access to Z etc.