fix(ui): ограничить preview OSPF без изменения применения

app/(main)/route-optimizer/page.tsx

@@ -903,6 +903,7 @@ function RouteOptimizerContent({requestedServer,onSelectServer}:{requestedServer
                       </span>
                     </div>
                     <RouteOptimizerOspfPreviewDataGrid
+                      key={previewKey}
                       rows={ospfPreview?.interfaces ?? []}
                       error={ospfPreviewError || null}
                       loading={ospfPreviewLoading}