capistrano 3.8，shared_path似乎被忽略了

I'm working on a capistrano deployment configuration and would like to set the shared folder on another place. Background is, that I want to use a wildcard deployment (review app) and the target directory will be generated on-the-fly (which means, there isn't a shared folder in it) and I would use the shared folder with the assets across ALL review apps in this environment.I'm working on a capistrano deployment configur