Fix ⌘F focus, hung-turn Stop, narrow tabs and other QA findings

internal/agents/manager.go

@@ -324,6 +324,11 @@ func (m *Manager) Interrupt(ctx context.Context, sessionID string) (api.AgentSes
 	defer cancel()
 
 	err = l.sess.interrupt(ictx)
+	if errors.Is(err, context.DeadlineExceeded) {
+		slog.Warn("agent didn't answer interrupt, ending its process", "session", sess.Id)
+		l.sess.kill()
+		return sess, nil
+	}
 	if err != nil {
 		return api.AgentSession{}, err
 	}
@@ -999,6 +1004,7 @@ func (m *Manager) pump(l *live) {
 	delete(m.live, l.id)
 	closing := m.closing
 	quiet := closing || l.stopping
+	interrupted := l.interrupted
 	m.mu.Unlock()
 
 	orphaned := len(l.subagents) > 0 && !closing
@@ -1040,14 +1046,18 @@ func (m *Manager) pump(l *live) {
 		}
 	}
 	m.endMergeTurn(l.id, true)
-	end, err := m.store.EndTurn(ctx, l.id, agentActor, map[string]any{"error": "agent process exited mid-turn", "stopped": true}, nil, false, false, false)
+	reason := "agent process exited mid-turn"
+	if interrupted {
+		reason = "interrupted; the agent didn't answer, so byre ended its process"
+	}
+	end, err := m.store.EndTurn(ctx, l.id, agentActor, map[string]any{"error": reason, "stopped": true}, nil, false, false, false)
 	if err != nil {
 		slog.Error("record session exit", "session", l.id, "err", err)
 	}
 	if end.Discard != store.DiscardNone {
 		return
 	}
-	if l.owner == "" {
+	if l.owner == "" && !interrupted {
 		m.recordError(l, "The agent process exited mid-turn. Send a message to resume it.")
 	}
 }