import type { NuxtIslandResponse } from 'nuxt/app';
import type { OgImageRenderEventContext } from '../../../../../types.js';
/**
 * Apply emoji transformations to island HTML content.
 * Replaces emoji characters with inline SVG elements.
 */
export declare function applyEmojis(ctx: OgImageRenderEventContext, island: NuxtIslandResponse): Promise<void>;