Addtional configuration when deploying Data Tier Applications?
There is no direct way to set/change the ownership as a part of CREATE or ALTER DATABASE statement.

If you want to enforce that, you can do this by adding a post deployment script which calls sp_changedbowner.

This article describes that in detail. Similar approach can be applied to set the initial file size and growth Rate as well.

Also, as a note: sp_changedbowner is now depreciated, so it is better to use ALTER AUTHORIZATION