Maybe/app/controllers/pages_controller.rb

class PagesController < ApplicationController
  include Filterable
  before_action :authenticate_user!

  def dashboard
    snapshot = Current.family.snapshot(@period)
    @net_worth_series = snapshot[:net_worth_series]
    @asset_series = snapshot[:asset_series]
    @liability_series = snapshot[:liability_series]
    @account_groups = Current.family.accounts.by_group(@period)
  end
end