You might be interested in this thread, which presents an experiment on adding discussions to existing web pages.
Problem with Apache 2.4 as proxy for nodebb 0.7.0
Hi, i have a lot of problems with apache 2.4 as proxy for nodebb... There are so many graphic bugs, the page don't render well. How to resolve?
WebSocket connection to 'ws://184.108.40.206/socket.io/?EIO=3&transport=websocket&sid=BJyKR8FRWEqZWjRYAAA9' failed: Error during WebSocket handshake: Unexpected response code: 400
Not trying to be rude, but is there a reason why you can't use Nginx? If you use Apache you lose some of the advantages that it provides to node and websockets: https://www.digitalocean.com/community/tutorials/apache-vs-nginx-practical-considerations