It's an interesting trick for personal tooling. Keeps things really simple to setup with limited code to maintain.

Looks like some governments noticed that they can move away from GitHub and are testing the waters. Good idea!

This is indeed time to move away from GitHub if you're still there. There are many viable alternatives.

Good first half of the post, there's indeed more paths out of GitHub than jumping from a centralised system to another one (even though Codeberg and Forgejo are much saner from a governance standpoint). We'll see what the future brings.