Add rake tasks for preparing database and creating initial objects.
user
```ruby
namespace :fluctus do 
  desc "Setup Fluctus"
  task setup: :environment do
    desc "Creating an initial institution names 'APTrust'..."
    i = Institution.create!(name: "APTrust")

    desc "Creating required roles of 'admin', 'institutional_admin', and 'institutional_user'..."
    ['admin', 'institutional_admin', 'institutional_user'].each do |role|
      Role.create!(name: role)
    end

    desc "Create an initial user for APTrust..."
    STDOUT.puts "What is your name?"
    name = STDIN.gets.strip

    STDOUT.puts "What is your Google email?"
    email = STDIN.gets.strip

    STDOUT.puts "What is your phone number?"
    phone_number = STDIN.gets.strip
   
    User.create!(name: name, email: email, phone_number: phone_number, institution_name: i.name, role_ids: [Role.where(name: 'admin').first.id])
  end

  # Restricted only to non-production environments
  desc "Empty the database"
  task empty_database: :environment do
    if !Rails.env.production?
      DescriptionObject.destroy_all
      User.destroy_all
      Institution.destroy_all
      Role.destroy_all
    end
  end
end```
assistant