Function isMediaSizeError

src/services/api/errors.ts:133–139

(raw: string)

 * caller short-circuits), not a false negative.
 */
export function isMediaSizeError(raw: string): boolean {
  return (
    (raw.includes('image exceeds') && raw.includes('maximum')) ||
    (raw.includes('image dimensions exceed') && raw.includes('many-image')) ||
    /maximum of \d+ PDF pages/.test(raw)
  )
}

/**
 * Message-level predicate: is this assistant message a media-size rejection?