Depends on how much you make from a client per month. If your product is $19 - 99 or whatever you can stick, $2.99 or $5 really doesn't mean much just to keep things simple. We do the same for the projects we have. Droplets with custom ISO (created from the original project) takes about 5 minutes to deploy and serve with new credentials to the new users. These infrastructures are I see in these posts really don't align with most single fullstack devs out there.