Update app.py

app.py

@@ -49,6 +49,8 @@ engines["orpheus"] = OrpheusEngine(
     model=os.getenv("ORPHEUS_MODEL")         # Kartoffel-ID
 )
 
+voices["orpheus"] = engines["orpheus"].get_voices()
+
 # change start engine by moving engine name
 # to the first position in SUPPORTED_ENGINES
 # START_ENGINE = SUPPORTED_ENGINES[0]
@@ -238,13 +240,11 @@ async def tts(request: Request, text: str = Query(...)):
 def get_engines():
     return list(engines.keys())
 
-
 @app.get("/voices")
 def get_voices():
-    voices_list = []
-    for voice in voices[current_engine.engine_name]:
-        voices_list.append(voice.name)
-    return voices_list
+    if current_engine is None:
+        return []
+    return [v.name for v in voices.get(current_engine.engine_name, [])]
 
 
 @app.get("/setvoice")