Function compare

design/src/compare.ts:633–639

(options: CompareOptions)

 * Compare command: generate comparison board HTML from image files.
 */
export function compare(options: CompareOptions): void {
  const html = generateCompareHtml(options.images);
  const outputDir = path.dirname(options.output);
  fs.mkdirSync(outputDir, { recursive: true });
  fs.writeFileSync(options.output, html);
  console.log(JSON.stringify({ outputPath: options.output, variants: options.images.length }));
}