fix(daemon): reconcile transcript projections

crates/maestro-daemon/src/session.rs

@@ -21,7 +21,7 @@ use tokio::sync::{broadcast, watch, Mutex};
 use uuid::Uuid;
 
 use crate::panes::Panes;
-use crate::projection::{Projection, ProjectionUpdate};
+use crate::projection::{Projection, ProjectionUpdate, TurnLifecycle};
 use crate::pty::{pipe_pane_command, PtyBridge};
 use crate::sidecar::{EventCursor, EventLog, LoggedEvent, SidecarError, SidecarStore};
 use crate::spawn_history::{RecentDir, SpawnHistory, SpawnHistoryRecord};
@@ -396,6 +396,27 @@ impl SessionManager {
         )))
     }
 
+    /// Publish a prompt lifecycle transition without adding a synthetic ACP
+    /// event. The prompt route will call this seam in #138.
+    pub async fn apply_acp_turn_lifecycle(
+        &self,
+        id: Uuid,
+        lifecycle: TurnLifecycle,
+    ) -> Result<bool, SessionError> {
+        let stream = {
+            let sessions = self.inner.sessions.lock().await;
+            let record = sessions.get(&id).ok_or(SessionError::NotFound(id))?;
+            record.acp_events.clone()
+        };
+        let Some(stream) = stream else {
+            return Ok(false);
+        };
+        let mut stream = stream.lock().await;
+        let projected = stream.projection.turn_lifecycle(lifecycle);
+        let _ = stream.projected_live.send(projected);
+        Ok(true)
+    }
+
     /// End every adapter child before the daemon exits (#134): each gets
     /// `session/cancel`, then SIGTERM, concurrently. The sessions stay in
     /// the map, marked Dead and written through to their sidecars, so what