/** True when running inside the Tauri webview (not a normal browser). Single
 *  source for this check — origin.ts, platform-ws.ts, desktop-updater.ts, and
 *  backend-config.ts all gate their Tauri-only code paths on it. */
export function inTauri(): boolean {
  return typeof window !== "undefined" && "__TAURI_INTERNALS__" in window;
}