Signed up 1199 days ago
Any public chats will quickly devolve into trolling, profanity, just overall flat-out chaos. You do not want one on your website.
The only way it could ever work is if you use strong authentication and force users to display their confirmed real name.
Covid dies very quickly outside the human body, it spreads by droplets that get suspended in the air.
You won't get it from Amazon packages and there is no need to disinfect them. Wash your hands and you'll be fine.
Instead, what you should do if you want to stay healthy is AVOID BEING INDOORS WITH OTHER PEOPLE.