Lists
/v0/emails/lists/:direction/:type… (org) · inbox and project twins.
direction ∈ send | receive | reply, type ∈ allow | block.
Entries are email addresses or domains (entry_type is derived).
block hit rejects
(email.rejected on send; blocked label on receive), and a non-empty
allow list rejects everything not on it. GET …/:entry, DELETE …/:entry.
Read-only entries (platform-managed) return 403 on delete.