4471: Add token to TTS calls

Author: cableman

backend/open_webui/routers/audio.py

@@ -1224,7 +1224,10 @@ def get_available_models(request: Request) -> list[dict]:
         ):
             try:
                 response = requests.get(
-                    f"{request.app.state.config.TTS_OPENAI_API_BASE_URL}/audio/models"
+                    f"{request.app.state.config.TTS_OPENAI_API_BASE_URL}/audio/models",
+                    headers={
+                        "Authorization": f"Bearer {request.app.state.config.TTS_OPENAI_API_KEY}",
+                    },
                 )
                 response.raise_for_status()
                 data = response.json()
@@ -1270,7 +1273,10 @@ def get_available_voices(request) -> dict:
         ):
             try:
                 response = requests.get(
-                    f"{request.app.state.config.TTS_OPENAI_API_BASE_URL}/audio/voices"
+                    f"{request.app.state.config.TTS_OPENAI_API_BASE_URL}/audio/voices",
+                    headers={
+                        "Authorization": f"Bearer {request.app.state.config.TTS_OPENAI_API_KEY}",
+                    },
                 )
                 response.raise_for_status()
                 data = response.json()