fix(app): support ipad desktop layout safely

packages/app/src/hooks/use-dictation-audio-source.web.ts

@@ -1,6 +1,6 @@
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { parsePcm16Wav } from "@/utils/pcm16-wav";
-import { isDesktop } from "@/desktop/host";
+import { isElectronRuntime } from "@/desktop/host";
 
 import type {
   DictationAudioSource,
@@ -168,7 +168,7 @@ export function useDictationAudioSource(config: DictationAudioSourceConfig): Dic
         : true;
     const currentOrigin =
       typeof window !== "undefined" && window.location ? window.location.origin : "unknown";
-    const isDesktopApp = isDesktop();
+    const isDesktopApp = isElectronRuntime();
 
     if (missingNavigator) {
       throw new Error("Microphone capture is not supported in this environment");