fliu 27387d4a9c
email: Implement outbound mail filtering
- Make extensive use of the milter protocol
- Milter: add X-Fbx- headers to emails
- All submitted mails go to smtp:localhost:10025 for filtering
- Header privacy for submitted mails
- Rspamd: be able to inject and replace FreedomBox-managed config
- Reserve special addresses for future use

Known issue: internal emails do not go through spam filtering
2021-08-17 19:43:58 -07:00
..