Dockerfile

# Lightweight CPU-only base
FROM python:3.10-slim

# Install system tools: git (for cloning F5-TTS), ffmpeg (audio processing), libsndfile
RUN apt-get update && apt-get install -y \
    git \
    ffmpeg \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Install torch CPU + FastAPI + Uvicorn + other minimal deps
RUN pip install --no-cache-dir --upgrade pip \
    && pip install torch torchaudio --index-url https://download.pytorch.org/whl/cpu \
    && pip install fastapi uvicorn[standard] soundfile python-multipart \
    && pip install git+https://github.com/SWivid/F5-TTS.git

# Copy the API code
COPY app.py /app/app.py

# Expose FastAPI port (you can change if needed)
EXPOSE 7860

# Run with Uvicorn (production-ready server)
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]