what is task?

To who is also struggling with this step, here is some tips: 1, download the Docker, you might need to update your WSL 2 if you use windows. 2, pull the pic by docker docker pull poldracklab/fmriprep:latest. You'd better to go to the contrainer to check the system first. 3, install the fmriprep-docker by pip first if you haven't. Remember to add the PATH to enviornment variable. 4, register a FreeSurfer license from the link given in the section. These might use up 4-5 GB. Have fun!