FROM python:3.11
WORKDIR /app

# Install ffmpeg (system dependency)
RUN apt-get update && apt-get install -y ffmpeg && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .

# Use HF's PORT env if present; falls back to 7860 locally
ENV PORT=7860
CMD ["sh", "-c", "uvicorn app:app --host 0.0.0.0 --port ${PORT:-7860}"]