feat: complete promoter payout system with Stripe Connect onboarding

app/controllers/promoter/payouts_controller.rb

@@ -1,10 +1,32 @@
 class Promoter::PayoutsController < ApplicationController
+  before_action :authenticate_user!
+  before_action :ensure_promoter
+
   def index
+    @events = current_user.events.includes(:earnings).order(start_time: :desc)
   end
 
   def show
+    @event = current_user.events.find(params[:id])
+    @earnings = @event.earnings
   end
 
   def create
+    @event = current_user.events.find(params[:event_id] || params[:id])
+
+    if @event.can_request_payout?
+      PayoutService.new.process_event_payout(@event)
+      redirect_to promoter_payout_path(@event), notice: "Payout requested successfully. It will be processed shortly."
+    else
+      redirect_to promoter_payouts_path, alert: "Cannot request payout: #{@event.can_request_payout? ? '' : 'Event not eligible for payout.'}"
+    end
+  end
+
+  private
+
+  def ensure_promoter
+    unless current_user.promoter?
+      redirect_to dashboard_path, alert: "Access denied. Promoter account required."
+    end
   end
 end