Reconcile iCalendar replies from mail

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2026-08-02 16:38:45 +02:00
parent 5a3b13e26e
commit ff3aa066ae
4 changed files with 213 additions and 8 deletions
+11
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@@ -292,6 +292,17 @@ implemented.
6. Record the incident/reconciliation reference in the consuming domain's audit
trail without copying raw provider secrets or message content unnecessarily.
### Delivery-status and calendar-reply sources
An authorized Mail bounce source scans a bounded IMAP UID range without
changing mailbox flags. It correlates DSN reports with durable Mail commands
and, when the optional Calendar invitation capability is active, forwards
`text/calendar` or `.ics` `METHOD:REPLY` parts to Calendar. Calendar remains
owner of attendee state; Mail records only a raw digest, mailbox coordinates,
Message-ID, and audit linkage. Ordinary or malformed calendar messages do not
block DSN progress. A repeated UID/message digest produces no second Calendar
state transition or outbound synchronization effect.
### Backup, restore, and retirement
Backups contain encrypted credentials and therefore need the same protection as