debug: log all room messages in verification handler to diagnose in-room verification

server/src/chat/transport/matrix/bot/verification.rs

@@ -103,6 +103,7 @@ pub(super) async fn on_room_verification_request(
     ev: OriginalSyncRoomMessageEvent,
     client: Client,
 ) {
+    slog!("[matrix-bot] DEBUG room msg from {} msgtype={:?}", ev.sender, ev.content.msgtype);
     // Only act on in-room verification request messages.
     if !matches!(ev.content.msgtype, MessageType::VerificationRequest(_)) {
         return;