So while F@H will outright prioritize covid-19 work units (when they are available - they get snatched up pretty fast), boinc (rosetta@home) does not outright prioritize those covid projects.   Rather, it appears that any covid related projects wind up getting submitted via robetta@home.  Your server may (will) also work on other project which may or may not be related.  Although all of the projects in rosetta are probably of vital importance, if you do wish to prioritize the covid one