function buildFilterimport { buildFilter } from "https://dotland.deno.dev/x/lume@v1.14.1/plugins/search.ts"; buildFilter(query?, page404?): (page: Page) => booleanParse a query string and return a function to filter a search result example: "title=foo level<3" returns: (page) => page.data.title === "foo" && page.data.level < 3 Parametersoptionalquery = [UNSUPPORTED]optionalpage404 = [UNSUPPORTED]Returns(page: Page) => boolean