To setup a Deployment Environment for a Module, you must first add the server hosting it. See Add a Server.
Then:
Go to Modules -> Environments
Select the desired Module from the list
Click Connect File and select the hosted file that you want to connect
Specifcy a Release Branch for the Deployment
Specify a version number for the Deployment
In Devin 1.1, Deployments are now Environments where deployed instances of a fmp12 file are linked to specific Release Branches. This allows you to specify custom deployment flows. For instance, you could link your main branch to your production server and a test branch to your UAT/staging server.
PRODUCTION deployment (live hosted file) for each Module