FROM python:3.11-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg ca-certificates && \
    rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY requirements.txt ./
RUN python -m pip install --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

COPY . /app
ENV PORT=7860
EXPOSE 7860
CMD ["sh", "-c", "uvicorn app:app --host 0.0.0.0 --port ${PORT}"]