Can the ISP offer dedicated IPv4 addresses? We had a similar issue with the new rural fiber provider. I spent hours tinkering and researching only to finally call support.
15 minutes and $2/mo later it’s all taken care of. I have a direct IP and no maintenance nightmare that I have to sacrifice a goat to the printer gods and pray for mercy to make work*
*when it wants to
DockSTARTer takes most of the work out of setting up and maintaining a docker -arr suite. The guys that maintain it are great too.
Atomic Rockets has a whole page for this
https://projectrho.com/public_html/rocket/spacegunconvent.php
It’s out there. I managed to collect nearly everything from I think '35 onwards.
To be fair, capitalism seeks the lowest market clearance price. Until price hikes start showing a lower net return, prices will go up.
Not that I care, me cap’n’s hat never left the boat.
I’ve been using DockSTARTer for years and it does what I need, when I need it.
If the goal is to learn, then go for learning Docker directly.
If the goal is to do it well and quickly, don’t reinvent the wheel.