People approach the issue of having a physical switch for smart bulb many different ways. In the last few months, the easiest solution is based on a new device class: a smart switch cover. This fits over the existing light switch and has its own buttons. So the bulb stays powered on all the time, but there is a switch right where there used to be. You can see these and many other options in the following thread:
As far as monitoring individual bulbs, it could be done, but I wouldn’t recommend it because the polling traffic will cripple your network and everything will run really slow. Having a physical switch is just a lot simpler.
Meanwhile, here’s the FAQ on what kind of switch solutions people use with smart bulbs.
There are also some wellness check smart apps that you can use to be notified when a device hasn’t had log activity for a while. Those don’t make the rest of the network run slow. But then it’s up to you to do something about it. See the “wellness check” in the smart apps section under the quick browse lists in the community – created wiki.
http://thingsthataresmart.wiki/index.php?title=How_to_Quick_Browse_the_Community-Created_SmartApps_Forum_Section