Function localFileToDataUri

src/utils/image.ts:13–18

(filePath: string)

};

export function localFileToDataUri(filePath: string): string {
  const ext = extname(filePath).toLowerCase();
  const mime = IMAGE_MIME_TYPES[ext] || 'image/jpeg';
  const data = readFileSync(filePath);
  return `data:${mime};base64,${data.toString('base64')}`;
}

export function resolveImageInput(input: string): string {
  return input.startsWith('http') ? input : localFileToDataUri(input);