instance method devcontainer

# File railties/lib/rails/generators/rails/app/app_generator.rb, line 265
    def devcontainer
      devcontainer_options = {
        database: options[:database],
        redis: options[:skip_solid] && !(options[:skip_action_cable] && options[:skip_active_job]),
        kamal: !options[:skip_kamal],
        system_test: depends_on_system_test?,
        active_storage: !options[:skip_active_storage],
        dev: options[:dev],
        node: using_node?,
        app_name: app_name,
        skip_solid: options[:skip_solid],
        pretend: options[:pretend]
      }
      Rails::Generators::DevcontainerGenerator.new([], devcontainer_options).invoke_all
    end