Devise workarounds

logout_button.html.erb

# app/views/example/logout_button.html.erb

<%= link_to "Log out", link_to destroy_user_session_path, method: :delete %>

routes.rb

# app/config/routes.rb

Rails.application.routes.draw do
  root to: "home#index"

  devise_for :users, controllers: {
    sessions: "users/sessions" # Override the sessions controller
  }
end

users_controller.rb

# app/controllers/users/sessions_controler.rb

class Users::SessionsController < Devise::SessionsController
  # DELETE /resource/sign_out
  def destroy
    # Redirect after a sign-out is successfully performed. The button has a 204 response
    # that doesn't redirect or render, which doesn't play nicely with Turbo-style navigation.
    # The destroy method in the parent takes a block that allows some minor customisation.
    super do
      return redirect_to root_path
    end
  end
end