Hello,

Is there any way to add (on server level through iRedAdminPro) email signature that will be automatically attached to every outgoing email (different signature for every domain name)?

Thank you

==== Required information ====
- iRedMail version  0.9.4
- Linux/BSD distribution name and version: CentOS 7
- Store mail accounts in which backend: MySQL
- Web server (Apache or Nginx): Apache
- Manage mail accounts with iRedAdmin-Pro? Yes
- Related log if you're reporting an issue:
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