/**
 * Pexels Image Fetching
 *
 * Fetches stock photos from Pexels for activities.
 * Primary stock image source - higher quality than Pixabay.
 * Requires API key. Images must be downloaded (no permanent hotlinking).
 *
 * API: https://www.pexels.com/api/documentation/
 *
 * Usage requirements:
 * - Show attribution: "Photos provided by Pexels" (site-wide)
 * - Download images to our server
 * - Link back to photographer when possible
 */
import type { ResponseCache } from '../caching/types';
import type { GeocodedActivity } from '../types/place-lookup';
import type { ImageResult } from './types';
/**
 * Fetch Pexels image for an activity.
 *
 * Builds search query from activity fields and returns best match.
 * Uses landscape orientation for best results in cards/banners.
 */
export declare function fetchPexelsImage(activity: GeocodedActivity, apiKey: string, cache: ResponseCache): Promise<ImageResult | null>;
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