Based on the work found at https://github.com/remanifest/s-ul-curl-uploader and flameshot-org/flameshot#178 (comment), this is a bash script to quickly upload your flameshot screenshots into the https://s-ul.eu service.
This is mostly aimed at osu! mappers/storyboarders who need an easy way to access osu! beatmap folders through wine.
This is a quick tutorial on how you can edit some wine registry files to make wine open the native linux file explorer when clicking the Open folder menu on whatever application uses it, since the explorer.exe application doesn't integrate that well with the linux environment.
The main use-case for this workaround is the case of those who need to work with a high bandwidth of files being moved around and shared/edited/whatever it's needed to do with it. eg. osu!mappers