feat: add VOX TTS server on port 33003 with webui integration

- New vox-server/server.py (HTTP API matching morshu-server pattern)
- Added voxstart/voxstop/voxstatus commands to ttstoy cog
- WebUI /api/tts/generate and /api/mc/tts now support VOX mode
- Cog_unload stops VOX server automatically

ttstoy/webui/app.py

@@ -428,6 +428,20 @@ def api_tts_generate():
         except Exception as e:
             return jsonify({"error": f"DECTalk server error: {e}"}), 500
 
+    if mode == "vox":
+        try:
+            pack = gcfg.get("vox_pack", "vox")
+            r = requests.get("http://127.0.0.1:33003/say", params={"text": text, "pack": pack}, timeout=60)
+            r.raise_for_status()
+            job_id = str(uuid.uuid4())
+            out_path = tempfile.mktemp(suffix=".wav")
+            with open(out_path, "wb") as f:
+                f.write(r.content)
+            _tts_jobs[job_id] = {"status": "done", "path": out_path, "text": text, "user": discord_name, "engine": "vox"}
+            return jsonify({"job_id": job_id})
+        except Exception as e:
+            return jsonify({"error": f"VOX server error: {e}"}), 500
+
     if mode != "chatterbox":
         return jsonify({"error": f"Generate Only is not available for '{mode}' mode via web UI."}), 400
 
@@ -684,6 +698,13 @@ def api_mc_tts():
             r.raise_for_status()
             return r.content, 200, {"Content-Type": "audio/wav"}
 
+        elif mode == "vox":
+            gcfg = get_global_config()
+            pack = gcfg.get("vox_pack", "vox")
+            r = requests.get("http://127.0.0.1:33003/say", params={"text": text, "pack": pack}, timeout=60)
+            r.raise_for_status()
+            return r.content, 200, {"Content-Type": "audio/wav"}
+
         else:
             return jsonify({"error": f"Unknown mode: {mode}"}), 400