feat: add STT support, Gemini TTS, and expand usage tracking

- Speech-to-Text: full pipeline with sttCore handler, /v1/audio/transcriptions
  endpoint, sttConfig for OpenAI, Gemini, Groq, Deepgram, AssemblyAI,
  HuggingFace, NVIDIA Parakeet; new 9router-stt skill
- Gemini TTS: add gemini provider with 30 prebuilt voices and TTS_PROVIDER_CONFIG
- Usage: implement GLM (intl/cn) and MiniMax (intl/cn) quota fetchers; refactor
  Gemini CLI usage to use retrieveUserQuota with per-model buckets
- Disabled models: lowdb-backed disabledModelsDb + /api/models/disabled route
- Header search: reusable Zustand store (headerSearchStore) wired into Header
- CLI tools: add Claude Cowork tool card and cowork-settings API
- Providers: introduce mediaPriority sorting in getProvidersByKind, add
  Kimi K2.6, reorder hermes, drop qwen STT kind
- UI: expand media-providers/[kind]/[id] page (+314), enhance OAuthModal,
  ModelSelectModal, ProviderTopology, ProxyPools, ProviderLimits
- Assets: refresh provider PNGs (alicode, byteplus, cloudflare-ai, nvidia,
  ollama, vertex, volcengine-ark) and add aws-polly, fal-ai, jina-ai, recraft,
  runwayml, stability-ai, topaz, black-forest-labs

open-sse/config/ttsModels.js

@@ -24,6 +24,15 @@ const VOICES_STANDARD = v("alloy", "ash", "coral", "echo", "fable", "nova", "ony
 // 13 voices for gpt-4o-mini-tts
 const VOICES_FULL = v("alloy", "ash", "ballad", "cedar", "coral", "echo", "fable", "marin", "nova", "onyx", "sage", "shimmer", "verse");
 
+// Gemini prebuilt voices (30 voices, multi-language auto-detect)
+const GEMINI_VOICES = [
+  "Zephyr", "Puck", "Charon", "Kore", "Fenrir", "Leda", "Orus", "Aoede",
+  "Callirrhoe", "Autonoe", "Enceladus", "Iapetus", "Umbriel", "Algieba",
+  "Despina", "Erinome", "Algenib", "Rasalgethi", "Laomedeia", "Achernar",
+  "Alnilam", "Schedar", "Gacrux", "Pulcherrima", "Achird", "Zubenelgenubi",
+  "Vindemiatrix", "Sadachbia", "Sadaltager", "Sulafat",
+].map((id) => ({ id, name: id, type: "tts" }));
+
 // ── TTS Config (config-driven, single source of truth) ─────────────────────
 export const TTS_MODELS_CONFIG = {
   openai: {
@@ -85,6 +94,17 @@ export const TTS_MODELS_CONFIG = {
   "google-tts": {
     defaults: GOOGLE_TTS_LANGUAGES,
   },
+  gemini: {
+    models: [
+      { id: "gemini-2.5-flash-preview-tts", name: "Gemini 2.5 Flash TTS", type: "tts" },
+      { id: "gemini-2.5-pro-preview-tts",   name: "Gemini 2.5 Pro TTS",   type: "tts" },
+    ],
+    voices: {
+      "gemini-2.5-flash-preview-tts": GEMINI_VOICES,
+      "gemini-2.5-pro-preview-tts":   GEMINI_VOICES,
+    },
+    allVoices: GEMINI_VOICES,
+  },
 };
 
 // ── Helper: get voices for a specific model ────────────────────────────────