add recordings api actions

app/views/bbb/recordings.jbuilder

@@ -0,0 +1,21 @@
+json.partial! 'bbb', messageKey: @messageKey, message: @message, status: @status
+unless @response.blank?
+  json.recordings do
+    unless @response.is_a? Array
+      @response = [@response]
+    end
+    json.array!(@response) do |recording|
+      json.id recording[:recordID]
+      json.name recording[:name]
+      json.start_time recording[:startTime]
+      json.end_time recording[:endTime]
+      json.published recording[:published]
+      json.playbacks do
+        json.array!(recording[:playback][:format]) do |playback|
+          json.type playback[:type]
+          json.url playback[:url]
+        end
+      end
+    end
+  end
+end