Messages
Message recovery, events, and command-message compatibility.
Append a message event
Validates and applies one message-scoped event projection; non-null headers are unsupported.
Synchronize command messages
Returns the latest durable CMD generation; message_seq is accepted but ignored.
Acknowledge the latest command sync
Requires a positive last_message_seq but acknowledges the server's latest recorded generation, not that supplied value.
Bind command-channel discovery
Starts durable offline discovery after the current command-channel tail.
Unbind command-channel discovery
Tombstones durable discovery without deleting command messages.
Synchronize one Channel's committed messages
Checks membership visibility and returns an ascending page; limit is 100 by default and capped at 10000.
Synchronize up to 200 Channels
Validates all memberships before one aligned batch read; item failures are embedded in the HTTP-200 response.