Docs: Add SMTP CONFIG

Author: andrew-opensignlabs

.env.local_dev

@@ -44,10 +44,16 @@ DO_REGION=us-west
 # local storage
 USE_LOCAL=TRUE
 
-# Email mailgun config (The app will not initialize if any of these 3 variables are not set) *********************************************************************************************************************
+# Email mailgun or set SMTP_ENABLE true to use SMTP config (The app will not initialize if any of these 3 variables are not set) *********************************************************************************************************************
 MAILGUN_API_KEY=XXXXX
 MAILGUN_DOMAIN=mail.yourdomain.com
 [email protected]
+SMTP_ENABLE=
+SMTP_HOST=
+SMTP_PORT=
+SMTP_USER_EMAIL=
+SMTP_PASS=
+
 
 # Base64 encoded PFX or p12 document signing certificate file *********************************************************************************************************************
 PFX_BASE64='MIIKCQIBAzCCCc8GCSqGSIb3DQEHAaCCCcAEggm8MIIJuDCCBG8GCSqGSIb3DQEH