fix(ui): reduce markdown jank while responses stream (#19304)

packages/app/src/app.tsx

@@ -37,7 +37,6 @@ import { LayoutProvider } from "@/context/layout"
 import { ModelsProvider } from "@/context/models"
 import { NotificationProvider } from "@/context/notification"
 import { PermissionProvider } from "@/context/permission"
-import { usePlatform } from "@/context/platform"
 import { PromptProvider } from "@/context/prompt"
 import { ServerConnection, ServerProvider, serverName, useServer } from "@/context/server"
 import { SettingsProvider } from "@/context/settings"
@@ -77,11 +76,6 @@ declare global {
   }
 }
 
-function MarkedProviderWithNativeParser(props: ParentProps) {
-  const platform = usePlatform()
-  return <MarkedProvider nativeParser={platform.parseMarkdown}>{props.children}</MarkedProvider>
-}
-
 function QueryProvider(props: ParentProps) {
   const client = new QueryClient()
   return <QueryClientProvider client={client}>{props.children}</QueryClientProvider>
@@ -144,9 +138,9 @@ export function AppBaseProviders(props: ParentProps<{ locale?: Locale }>) {
             <ErrorBoundary fallback={(error) => <ErrorPage error={error} />}>
               <QueryProvider>
                 <DialogProvider>
-                  <MarkedProviderWithNativeParser>
+                  <MarkedProvider>
                     <FileComponentProvider component={File}>{props.children}</FileComponentProvider>
-                  </MarkedProviderWithNativeParser>
+                  </MarkedProvider>
                 </DialogProvider>
               </QueryProvider>
             </ErrorBoundary>