fix

apps/api/internal/httpapi/v1_process_handlers.go

@@ -160,11 +160,14 @@ func (s *Server) handleV1StartProcess(w http.ResponseWriter, r *http.Request) {
 	}
 
 	primary := jobs[0]
+	// processed_items is the completed count — stay 0 until the worker finishes.
+	// total_items is the enqueue size; status stays pending/processing until poll COMPLETED.
 	resp := map[string]any{
 		"process_id":      primary.ID.String(),
+		"status":          "pending",
 		"message":         fmt.Sprintf("Processing started for %d product(s)", len(rawIDs)),
 		"total_items":     totalItems,
-		"processed_items": len(rawIDs),
+		"processed_items": 0,
 	}
 	if len(jobs) > 1 {
 		siblings := make([]string, 0, len(jobs)-1)