Add E2EE API (#13820)

app/controllers/api/v1/crypto/deliveries_controller.rb

@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+class Api::V1::Crypto::DeliveriesController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :crypto }
+  before_action :require_user!
+  before_action :set_current_device
+
+  def create
+    devices.each do |device_params|
+      DeliverToDeviceService.new.call(current_account, @current_device, device_params)
+    end
+
+    render_empty
+  end
+
+  private
+
+  def set_current_device
+    @current_device = Device.find_by!(access_token: doorkeeper_token)
+  end
+
+  def resource_params
+    params.require(:device)
+    params.permit(device: [:account_id, :device_id, :type, :body, :hmac])
+  end
+
+  def devices
+    Array(resource_params[:device])
+  end
+end