stores a proposal notification

app/controllers/proposal_notifications_controller.rb

@@ -0,0 +1,29 @@
+class ProposalNotificationsController < ApplicationController
+  skip_authorization_check
+
+  def new
+    @notification = ProposalNotification.new
+    @proposal = Proposal.find(params[:proposal_id])
+  end
+
+  def create
+    @notification = ProposalNotification.new(notification_params)
+    @proposal = Proposal.find(notification_params[:proposal_id])
+    if @notification.save
+      redirect_to @notification, notice: I18n.t("flash.actions.create.proposal_notification")
+    else
+      render :new
+    end
+  end
+
+  def show
+    @notification = ProposalNotification.find(params[:id])
+  end
+
+  private
+
+  def notification_params
+    params.require(:proposal_notification).permit(:title, :body, :proposal_id)
+  end
+
+end