Made proper factory for CivitItemVM

fix ButtonWithTempContent stuck at TempContent when double clicked

testing for CivitService

refactored metadata parsing

introducing tests

custom button class to mimic civitai behavior

fixed nlog config at startup

fixed prompt not displaying

fixed logging, image loading, parsing etc. now happening in MainViewModel

trying to optimize startup time

added setting for log level selection

introduced logging with NLog

detached services interfaces

big folder rename

moved all viewmodels interfaces into separate folder