pg9182

No issues for the last month after switching to Atlas.

This is one reason I'm proposing (and working on) a relocatable launcher.

cc @L1ghtman2k

#448 possibly related

> you will get the following error when you try to go back into the lobby What's the API error in the logs?

> the mainmenupromos no longer load at all, and the issue persists? That makes me think it's at least partly a launcher issue.

> This could be something to do with how ive got my local MS set up You should just be able to do a `go run ./cmd/atlas`, and set the...

This issue is caused by a port conflict. I've updated the default atlas port to 8080 instead of 8081, so it should work fine now.

We also need to handle HTTP errors properly instead of passing empty buffers to rapidjson on error.

I will be doing this as part of APIv1, which is also when we'll be changing the hostname.