/**
 * Status bar PNG renderer — uses satori (CSS flexbox engine) + resvg for
 * pixel-perfect parity with the HTML status bar used on the client.
 *
 * The layout code mirrors generateStatusBarHtml() from status-bar.ts exactly:
 * same flex containers, gaps, font sizes, and icon dimensions. satori measures
 * text widths using the actual SF Pro font metrics (via opentype.js), so
 * spacing is identical to what a browser produces.
 *
 * Fonts are decompressed from woff2 → TTF on first use (wawoff2) and cached.
 */
import type { StatusBarRenderOptions } from './status-bar.js';
/**
 * Render the status bar to a PNG buffer using satori (CSS flexbox) + resvg.
 * Produces pixel-perfect output matching the HTML status bar on the client.
 *
 * @param options  Same options as generateStatusBarHtml()
 * @param targetWidth  Physical pixel width for the output PNG (e.g. logical × outputScale)
 */
export declare function renderStatusBarBuffer(options: StatusBarRenderOptions, targetWidth: number): Promise<Buffer>;