`~/.dockstore/config` `item: ` or `item = `?

I think there is a mismatch in the format in ~/.dockstore/config between item: and item =. Which is correct?

https://dockstore.org/onboarding - Part 3 - Setup Dockstore CLI Config

token: <snipped>
server-url: https://dockstore.org/api


token = <your generated by the dockstore site>
server-url = https://www.dockstore.org/api


Both appear to work although the : is more standard in yaml.

OK. Thank you for the clarification.