import type { InteractiveProbeRecord } from './schema';
import type { ProbePagePayload } from './payload';
/** The browser and version a user agent string names, best effort. */
export declare function browserFromUserAgent(userAgent: string): { name: string, version: string };
/** Combine the page's observations with the runner's host facts into a record. */
export declare function buildProbeRecord(payload: ProbePagePayload, facts: ProbeHostFacts): InteractiveProbeRecord;
/** Fewer trusted input events than this is reported, not summarised. */
export declare const MIN_INPUT_SAMPLES: 5;
/** What the runner knows about the host that the page cannot see. */
export declare interface ProbeHostFacts {
  measuredAt: string
  host: { kind: 'craft' | 'browser', name: string, version: string }
  os: InteractiveProbeRecord['os']
  machine: {
    model: string
    cpu: string
    display: { name: string, resolution: string, refreshHz: number | null }
  }
}