bin/desi_fa_small_run: using desitarget pixweight to estimate area + adding some arguments + safe area in the header
bin/desi_fa_small_run: using desitarget pixweight to estimate area + adding some arguments + safe area in the header

desihub/fiberassign,desihub/fiberassign,desihub/fiberassign,desihub/fiberassign