export interface PostExtractInput {
    url: string;
    html: string;
    baselineTitle: string;
    baselineText: string;
    maxChars: number;
}
export interface PostExtractResult {
    title: string;
    text: string;
    source: "json_ld" | "baseline";
    jsonLdPresent: boolean;
}
export declare function postExtract(input: PostExtractInput): PostExtractResult;