Remove unused activities_controller

app/controllers/activities_controller.rb

@@ -1,10 +0,0 @@
-# frozen_string_literal: true
-
-# License: AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later
-class ActivitiesController < ApplicationController
-  before_action :authenticate_user!, only: [:create]
-
-  def create
-    json_saved Activity.create(params[:activity])
-  end
-end

config/routes.rb

@@ -17,7 +17,6 @@ Rails.application.routes.draw do
   resources(:campaign_gifts, only: [:create])
   resource(:cards, only: %i[create update destroy])
   resource(:direct_debit_details, path: 'sepa', controller: :direct_debit_details, only: [:create])
-  # resources(:activities, {only: [:create]})
 
   # Creating presigned posts for direct-to-S3 upload
   resources(:aws_presigned_posts, only: [:create])