Function sendOtpMail

sendOtpMail(to: string, otp: string, subject: string): Promise<void>
Send an OTP email using SMTP credentials from environment variables.
Parameters
- to: string
  Recipient email address
- otp: string
  The OTP code to send
- subject: string
  Email subject
Returns Promise<void>
- Defined in auth/otpService.ts:21