I tested the site and was informed my nomination had been accepted —
The update was done within the past six weeks, not as soon after Dragon Con as in 2021 when it was ready by November 1.
Eligible works are those first released between 7/1/2021 and 6/30/2022.
The deadline to make nominations is July 19, 2022. The initial batch of final ballots will be released in early August 2022.
Dragon Con says they will attempt to notify all nominees by August 2, 2021.