Docks farming meta is boring; solution inside

How about non resetting instances races? Which means you cannot clean the docks for the entire second hour of the docks, and would encourage people to do actually hard and fun things, like attempting dominus

More people would go in chaos in races, making them much more funner

Look at how popular descent races are; Now imagine if you could farm the same descent map and it would be better then progressing. That would ruin the whole point of the race. Why not apply the same concept to the normal game races?

Already suggested. But the answer you will get: That's what EL/Descent are for.

You need to be able to reset instances in case the instance crashes. Also, if the boss died when you weren't in the instance