This is definitely something we want to put in, it's just that we've been super busy with some other things lately and haven't gotten the time for it, unfortunately. But do not worry, such a room is high on our list of priorities.
With my plugin's current capabilities, we can add any potion effect in the game to an item, either as a passive effect when worn, or as an active effect applied to a mob when you hit it. I do hope to expand it in the future to include a variety of custom effects as well.
I'm on a computer at work 8 hours a day. Then I get home and work on my own projects on my computer for another 8 hours. Then I get in bed, and watch some videos on my laptop.