[#71883734] do not validate attachment as it can be any file type
[#71883734] fix attachment name
[#71883734] check if environment variable name is causing error
[#71883734] undo last action
[#71883734] remove suggested path values
mailing-prod bucket has to be accessed via specified endpoint
revert to old changes
remove bucket and add endpoint to ensure proper functionality of s3
use host alias instead of host name to ignore bucket env
added the alias url option to paperclip to actually use host alias
add the path option to paperclip to override inherent paperclip bug