| app
| features
    | common : common components
    | userdetails : user details feature
    | userlist : user list feature
| network
    | retrofit-impl : retrofit implementations of user api
    | user-api : user api to get users from network
| plugins 
    custom gradle plugins conventions to reuse in modules
| storage
    | datastore-impl : proto datastore implementation of user api
    | user-api : user api to get users from local storage