Set of cron jobs that check services, then send a Matrix message if there’s an issue.

For the cron jobs, I pipe stderr to another script that watches those and does the same.

If all fails, and internet is unavailable and the router crashes, a Pi will toggle a relay, cutting and resupplying power.

ComOP is joking about this: https://en.m.wikipedia.org/wiki/Dolphin_(emulator)

I thought the same thing when I saw the comic.