Martin Bukatovič

To look into this, I used [ceph nano](https://github.com/ceph/cn) to provide me a local Ceph RGW S3 compatible endpoint for testing. Such setup doesn't have regions. When I briefly tweaked `examples/http-s3.fio`...

Hmm, but have you tried to actually pass that config value to hakyll? You know, this is haskell code, you can't expect that a value you define in a source...