Fix tests

app/controllers/concerns/workflow_scoped.rb

@@ -1,12 +0,0 @@
-module WorkflowScoped
-  extend ActiveSupport::Concern
-
-  included do
-    before_action :set_workflow
-  end
-
-  private
-    def set_workflow
-      @workflow = Workflow.find(params[:workflow_id])
-    end
-end

app/controllers/workflows/stages_controller.rb

@@ -1,36 +0,0 @@
-class Workflows::StagesController < ApplicationController
-  include WorkflowScoped
-
-  before_action :set_stage, only: %i[ edit update destroy ]
-
-  def new
-    @stage = @workflow.stages.new
-  end
-
-  def create
-    @stage = @workflow.stages.create! stage_params
-    redirect_to @workflow
-  end
-
-  def edit
-  end
-
-  def update
-    @stage.update! stage_params
-    redirect_to @workflow
-  end
-
-  def destroy
-    @stage.destroy
-    redirect_to @workflow
-  end
-
-  private
-    def set_stage
-      @stage = @workflow.stages.find params[:id]
-    end
-
-    def stage_params
-      params.require(:workflow_stage).permit(:name, :color)
-    end
-end

app/helpers/workflows_helper.rb

@@ -1,35 +0,0 @@
-module WorkflowsHelper
-  def button_to_set_stage(card, stage)
-    button_to \
-      tag.span(stage.name, class: "overflow-ellipsis"),
-      card_staging_path(card, stage_id: stage),
-      method: :put,
-      class: [ "workflow-stage btn", { "workflow-stage--current": stage == card.stage } ],
-      form_class: "flex align-center gap-half",
-      data: { turbo_frame: "_top" }
-  end
-
-  def stage_color(stage)
-    stage.color.presence || Card::DEFAULT_COLOR
-  end
-
-  def dependent_collections_sentence(workflow)
-    if workflow.collections.many?
-      "It will be removed from #{ workflow.collections.count } collections that are using it."
-    elsif workflow.collections.one?
-      "It will be removed from the only collection using it."
-    else
-      "It's not being used in any collections."
-    end
-  end
-
-  def workflow_switch_confirmation_message(workflow, collection)
-    if workflow == collection.workflow
-      "Stop using #{workflow.name}? Cards you're working on will lose their current stage."
-    elsif collection.workflow.present?
-      "Switch to #{workflow.name}? This will return all cards you're working on to the first stage."
-    else
-      nil
-    end
-  end
-end