/**
 * Encode a string in Base64, cross-platform (no dependencies)
 * @param input String to encode
 * @returns Base64-encoded string
 */
export const encodeBase64 = (input: string) => {
  if (window !== undefined && btoa !== undefined) {
    return btoa(input);
  } else if (Buffer !== undefined) {
    return Buffer.from(input).toString('base64');
  }
  return input;
};