I think I’ve figured it out somewhat.

Handling instance invite codes is definitely missing from the official stoatchat-for-web repo I built my frontend from - see: https://github.com/stoatchat/for-web/issues/639

But I think what confuses things when you ask around for help is that AFAIK a lot of people are using various forks and pre-made docker images that patch things like this.

Heh, pretty much every kitchen in the UK - in homes and in offices - has a kettle that can boil a litre of water in 3-4 minutes. You can buy them in the supermarket for around £20.

And then there’s this beauty my wife treated me to a while back… https://www.sageappliances.com/en-gb/product/bke825?sku=SKE825BSS3GUK1