Create terra rast objects

Usage

.create_stacks(tmn, tmx, tmp, dtr, pre, pre_cv, files)

tmn: Return minimum temperature values (degrees Celsius) in the rast, Boolean.
tmx: Return maximum temperature (degrees Celsius) in the rast, Boolean.
tmp: Return temperature (degrees Celsius) in the rast, Boolean.
dtr: Return mean diurnal temperature range (degrees Celsius) in the rast, Boolean.
pre: Return precipitation in the rast, Boolean.
pre_cv: Return cv of precipitation (percent) in the rast, Boolean.
files: List. Files that are to be used in creating the rast object.