import type { FastifyPluginCallback } from 'fastify';
import type { HealthCheckerSync } from './healthcheckCommons.js';
export interface CommonSyncHealthcheckPluginOptions {
    responsePayload?: Record<string, unknown>;
    logLevel?: 'fatal' | 'error' | 'warn' | 'info' | 'debug' | 'trace' | 'silent';
    healthChecks: readonly HealthCheckSync[];
    infoProviders?: readonly InfoProvider[];
    isRootRouteEnabled?: boolean;
}
export type InfoProvider = {
    name: string;
    dataResolver: () => Record<string, unknown>;
};
export type HealthCheckSync = {
    name: string;
    isMandatory: boolean;
    checker: HealthCheckerSync;
};
export declare const commonSyncHealthcheckPlugin: FastifyPluginCallback<CommonSyncHealthcheckPluginOptions>;