interface Optionsimport { type Options } from "https://deno.land/x/lume@v1.15.2/plugins/relations.ts"; Propertiesextensions: string[]The list of extensions this plugin applies to idKey: stringThe field name used to save the page id typeKey: stringThe field name used to save the page type foreignKeys: Record<string, string | ForeignKeyOptions>The foreign keys per type (type => foreign_key)