Keep playback settings within file limits

Signed-off-by: John Tennant <johnmatthewtennant@gmail.com>

desktop/src-tauri/src/app_state.rs

@@ -49,9 +49,8 @@ pub struct AppState {
     pub managed_agent_processes: Mutex<HashMap<ManagedAgentRuntimeKey, ManagedAgentPairRuntime>>,
     pub huddle_state: Mutex<HuddleState>,
     pub huddle_audio: crate::huddle::tts_settings::HuddleAudioSettingsState,
-    /// Tauri app handle — stored after setup so huddle commands can emit
-    /// `huddle-state-changed` events without needing the handle threaded
-    /// through every call site.
+    /// Tauri app handle, stored after setup so huddle commands can emit
+    /// `huddle-state-changed` without threading it through every call site.
     /// Set once during `setup()` in `lib.rs`; never cleared.
     pub app_handle: Mutex<Option<AppHandle>>,
     pub tts_playback_speed: crate::huddle::playback_speed::PlaybackSpeedControl,

desktop/src/features/settings/ui/SpeechPlaybackSettings.tsx

@@ -1,5 +1,8 @@
 import { useEffect, useRef, useState } from "react";
-import { getTtsPlaybackSpeed, setTtsPlaybackSpeed } from "@/shared/api/tauri";
+import {
+  getTtsPlaybackSpeed,
+  setTtsPlaybackSpeed,
+} from "@/shared/api/ttsPlayback";
 import { Button } from "@/shared/ui/button";
 import {
   applyLoadedPlaybackSpeed,

desktop/src/shared/api/tauri.ts

@@ -1197,14 +1197,6 @@ export const setPreventSleepActive = (active: boolean) =>
 export const setAgentManagedProfiles = (enabled: boolean) =>
   invokeTauri("set_agent_managed_profiles", { enabled });
 
-export function getTtsPlaybackSpeed(): Promise<number> {
-  return invokeTauri<number>("get_tts_playback_speed");
-}
-
-export function setTtsPlaybackSpeed(speed: number): Promise<void> {
-  return invokeTauri<void>("set_tts_playback_speed", { speed });
-}
-
 /** Returns true on macOS, Windows, and Linux AppImage installs.
  *  Returns false on Linux non-AppImage packages (e.g. .deb) where
  *  Tauri's updater cannot swap the binary. */

desktop/src/shared/api/ttsPlayback.ts

@@ -0,0 +1,7 @@
+import { invokeTauri } from "@/shared/api/tauri";
+
+export const getTtsPlaybackSpeed = () =>
+  invokeTauri<number>("get_tts_playback_speed");
+
+export const setTtsPlaybackSpeed = (speed: number) =>
+  invokeTauri<void>("set_tts_playback_speed", { speed });