loopd: a turn's speaker in the log, its number in SessionUpdated

Co-Authored-By: ornith-1.5-35b-a3b <agent@wntrmute.dev>

crates/loopd/src/channel.rs

@@ -178,25 +178,32 @@ pub fn handle(stream: UnixStream, ctx: Arc<Context>) {
         }
     };
 
-    let outcome = run_turn(&mut session, &runtime, &turn.content, &mut |event| {
-        let _ = write_frame(
-            &mut stream,
-            &Envelope {
-                v: PROTOCOL_VERSION,
-                id: request.id,
-                r#final: false,
-                msg: Message::TurnEvent(event.clone()),
-            },
-        );
-    });
+    let outcome = run_turn(
+        &mut session,
+        &runtime,
+        &turn.content,
+        turn.speaker.as_deref(),
+        &mut |event| {
+            let _ = write_frame(
+                &mut stream,
+                &Envelope {
+                    v: PROTOCOL_VERSION,
+                    id: request.id,
+                    r#final: false,
+                    msg: Message::TurnEvent(event.clone()),
+                },
+            );
+        },
+    );
 
     // 5. Release the session before the final frame, so the next turn does not find it busy.
     drop(held);
 
     // A finished turn's records are for `memoryd` to index; best effort, since `memoryd` catches
-    // up at its next start.
+    // up at its next start. The number is this turn's: its `User` record is the last one counted.
+    // A failed turn is not told, as before, though its logged message still counts.
     if outcome.is_ok()
-        && let Err(e) = ctx.memory.updated(&turn.session)
+        && let Err(e) = ctx.memory.updated(&turn.session, session.turns())
     {
         eprintln!(
             "loopd: memoryd was not told about {}: {e}",