Just stumbled upon this interesting thread and haven't finished reading up on it, so excuse me if this has been posted already, but thought I figured this could be of interest.
Here's a little video highlighting prospective Covid-19 safety protocols for diving operators, posted a couple of days ago on social media by Labuan Bajo's DOCK (Dive Operators Community Komodo) + Wonderpus.
DOCK members are primarily budget to mid-range daytrip operations in Komodo National Park, along with some resorts and smaller liveaboard operators like Wunderpus.
Would be surprised if operators actually followed all these steps, but here it is:
https://www.facebook.com/watch/?v=574917849857510
ben