功能：完善通用云管工作台、审计与诊断能力

platform/internal/server/power_batches.go

@@ -74,6 +74,12 @@ func (s *Server) powerBatchPreflight(ctx context.Context, db sqlx.ExtContext, id
 		item.Message = message
 		return d, item, nil
 	}
+	if s.exclusiveGPU(d) && action != "shutdown" {
+		return reject("exclusive_gpu_power", "此桌面共用显卡，请从终端选择页启动")
+	}
+	if err = s.exclusiveGPUMaintenance(ctx, db, d); err != nil {
+		return reject("gpu_switch_busy", err.Error())
+	}
 	blocked, err := maintenanceBlocked(ctx, db, id, own, true)
 	if err != nil {
 		return d, item, err