Function isImageAttachment

packages/core/src/tool/webfetch.ts:100–101

(mime: string)

const mimeFrom = (contentType: string) => contentType.split(";", 1)[0]?.trim().toLowerCase() ?? ""
const isImageAttachment = (mime: string) =>
  mime.startsWith("image/") && mime !== "image/svg+xml" && mime !== "image/vnd.fastbidsheet"
const isTextualMime = (mime: string) =>
  !mime ||
  mime.startsWith("text/") ||