/** About is a repo role, not an app_type.
 *
 *  Signal: the `about:` block with `represents: owner/repo`.
 *  Score is inherited (`about.source_score`) or unknown (−1 / —).
 */
export declare const REPRESENTS_RE: RegExp;
export interface AboutDecl {
    represents: string;
    sourceScore: number;
}
/** Parsed .faf object: About iff about.represents is a non-empty string. */
export declare function isAboutFaf(data: {
    about?: {
        represents?: unknown;
    };
} | null | undefined): boolean;
/**
 * Hot-path YAML detect — no parser.
 * About = an `about:` map that contains `represents:`.
 * `app_type: about` is not a type and does not trigger this.
 */
export declare function aboutFromYaml(yaml: string): AboutDecl | null;