interface FeedItemOptionsimport { type FeedItemOptions } from "https://deno.land/x/lume@v2.0.2/plugins/feed.ts"; Propertiesoptionaltitle: stringThe item title optionaldescription: stringThe item description optionalpublished: stringThe item published date optionalupdated: stringThe item updated date optionalcontent: stringThe item content optionallang: stringThe item language