Function toBase64

console/src/utils/format.ts:23–27

(str: string)

 * non-ASCII characters by first encoding the string as UTF-8.
 */
export const toBase64 = (str: string): string => {
  const bytes = new TextEncoder().encode(str);
  const binary = Array.from(bytes, (b) => String.fromCharCode(b)).join("");
  return btoa(binary);
};

const kilobyte = 1024n;
const megabyte = 1024n * 1024n;