FROM python:3.12-slim

WORKDIR /app

ENV PYTHONUNBUFFERED=1
ENV PYTHONDONTWRITEBYTECODE=1

# 安装系统依赖（包括 FFmpeg）
RUN apt-get update && apt-get install -y \
    ffmpeg \
    gcc \
    curl \
    && rm -rf /var/lib/apt/lists/*

# 验证 FFmpeg 安装
RUN ffmpeg -version

# 安装 Python 依赖
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# 复制应用代码
COPY . .

# 创建输出目录
RUN mkdir -p /app/outputs/images /app/outputs/videos

EXPOSE 8000

HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

CMD ["python", "run_api_server.py"]
