Ok, this was fast and relatively easy.
The only BUMPY section of the road was domain verification. For extreme-wiki i had to upload a static file with a hash to verify ownership. Now it's a DNS txt-record and google documentation for namescheap has a tiny mistake :)
You can't leave Host empty. Putting
www there wont help either. Gotta point to root! Root is
@. I've written this into two different forms, hope they update it (and send me a chocolate)
Anyways, we're live, articles are shown in search results - i'm happy.