Function encodeBodyBase64

apps/sim/tools/gmail/utils.ts:387–390

* Encode a text body as base64 with RFC 2045 line wrapping (max 76 chars). * Using base64 lets us safely transport arbitrary UTF-8 (emoji, accented * characters, etc.) — `7bit` is only valid for strict 7-bit ASCII.

(content: string)

 * characters, etc.) — `7bit` is only valid for strict 7-bit ASCII.
 */
function encodeBodyBase64(content: string): string[] {
  const base64 = Buffer.from(content, 'utf-8').toString('base64')
  return base64.match(/.{1,76}/g) || ['']
}

/**
 * Render the inner part of a `multipart/alternative` section (text/plain