Abstract Pdu filter matching into trait Event.

Abstract Pdu unsigned accessors into trait Event.

Abstract Pdu relation related into trait Event.

Abstract PDU content into trait Event.

Move event_id utils from pdu to event.

Signed-off-by: Jason Volk <jason@zemos.net>

src/api/server/send_knock.rs

@@ -12,7 +12,7 @@ use ruma::{
 };
 use tuwunel_core::{
 	Err, Result, err,
-	matrix::pdu::{PduEvent, gen_event_id_canonical_json},
+	matrix::{event::gen_event_id_canonical_json, pdu::PduEvent},
 	warn,
 };