feat: add voice playback settings with 4-provider support (#608)

Add WebSpeech, OpenAI TTS, Custom endpoint, and Edge TTS providers.

Co-authored-by: Hermes Agent <noreply@nousresearch.com>

packages/client/src/views/hermes/SettingsView.vue

@@ -14,6 +14,7 @@ import SessionSettings from "@/components/hermes/settings/SessionSettings.vue";
 import PrivacySettings from "@/components/hermes/settings/PrivacySettings.vue";
 import ModelSettings from "@/components/hermes/settings/ModelSettings.vue";
 import AccountSettings from "@/components/hermes/settings/AccountSettings.vue";
+import VoiceSettings from "@/components/hermes/settings/VoiceSettings.vue";
 
 const settingsStore = useSettingsStore();
 const { t } = useI18n();
@@ -57,6 +58,9 @@ onMounted(() => {
           <NTabPane name="models" :tab="t('settings.tabs.models')">
             <ModelSettings />
           </NTabPane>
+          <NTabPane name="voice" :tab="t('settings.tabs.voice')">
+            <VoiceSettings />
+          </NTabPane>
         </NTabs>
       </NSpin>
     </div>