/**
 * @param {{
 *   gitRoot: string,
 *   sinceRaw: string,
 *   since: number
 * }} input
 * @param {{
 *   pathExists: (path: string) => Promise<boolean>,
 *   readText: (path: string) => Promise<string>
 * }} deps
 */
export declare function renderMetricsSummaryOutput(input: any, deps: any): Promise<string>;