Update Dockerfile

Dockerfile

@@ -9,8 +9,13 @@ RUN pip install --no-cache-dir -r requirements.txt
 RUN apt-get update && apt-get install -y --no-install-recommends \
     ffmpeg libsndfile1 && rm -rf /var/lib/apt/lists/*
 
+# Ensure model caches are writable inside Spaces
+ENV HF_HOME=/tmp/hf
+ENV HUGGINGFACE_HUB_CACHE=/tmp/hf
+ENV XDG_CACHE_HOME=/tmp/.cache
+RUN mkdir -p /tmp/hf /tmp/.cache
+
 COPY app.py .
 
-# Spaces expects the app on 7860
 ENV PORT=7860
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]