Function countAutoModeAttachmentsSinceLastExit

src/utils/attachments.ts:1325–1339

* Count auto_mode attachments since the last auto_mode_exit (or from start if no exit). * This ensures the full/sparse cycle resets when re-entering auto mode.

(messages: Message[])

 * This ensures the full/sparse cycle resets when re-entering auto mode.
 */
function countAutoModeAttachmentsSinceLastExit(messages: Message[]): number {
  let count = 0
  for (let i = messages.length - 1; i >= 0; i--) {
    const message = messages[i]
    if (message?.type === 'attachment') {
      if (message.attachment.type === 'auto_mode_exit') {
        break
      }
      if (message.attachment.type === 'auto_mode') {
        count++
      }
    }
  }
  return count
}

async function getAutoModeAttachments(
  messages: Message[] | undefined,