Confirmation + Controlling API add

controllers/sheduler.go

@@ -198,6 +198,10 @@ func CheckStreamHandler(w http.ResponseWriter, r *http.Request) {
 			schedulerMu.Unlock()
 
 			if updated.Confirm {
+				// Subscribe BEFORE calling Schedule to avoid missing the notification.
+				confirmCh, confirmUnsub := infrastructure.SubscribeSessionConfirmation(executionsID)
+				defer confirmUnsub()
+
 				workflowScheduler.UUID = executionsID
 				_, _, _, schedErr := infrastructure.Schedule(&workflowScheduler, wfID, req)
 				if schedErr != nil {
@@ -206,8 +210,23 @@ func CheckStreamHandler(w http.ResponseWriter, r *http.Request) {
 					})
 					return
 				}
+				fmt.Println("UPDATE CONFIRM — waiting for execution confirmation")
+				select {
+				case <-confirmCh:
+					_ = conn.WriteJSON(map[string]interface{}{
+						"confirmed":    true,
+						"scheduling_id": executionsID,
+					})
+				case <-time.After(60 * time.Second):
+					_ = conn.WriteJSON(map[string]interface{}{
+						"confirmed": false,
+						"error":     "confirmation timeout: scheduling accepted but peers did not confirm in time",
+					})
+				case <-ctx.Done():
+					// client disconnected before confirmation
+				}
 				confirmed = true
-				fmt.Println("UPDATE CONFIRM")
+				fmt.Println("UPDATE CONFIRM done")
 				return
 			}
 			// Detect mode change before updating local vars.