FROM python:3.11-slim

WORKDIR /app

# 安装系统依赖
RUN apt-get update && apt-get install -y \
    curl \
    && rm -rf /var/lib/apt/lists/*

# 安装Python依赖
RUN pip install --no-cache-dir \
    fastapi==0.109.0 \
    uvicorn[standard]==0.27.0 \
    pydantic==2.5.3 \
    langchain==0.1.0 \
    langchain-community==0.0.10 \
    litellm==1.17.0 \
    azure-storage-blob==12.19.0 \
    azure-identity==1.15.0

# 复制agent代码
COPY azure_blob_agent.py .

# 设置环境变量
ENV PYTHONUNBUFFERED=1
ENV SERVICE_HOST=0.0.0.0
ENV SERVICE_PORT=8080

# 健康检查 - 使用Python避免僵尸进程
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
    CMD python3 -c "import urllib.request; urllib.request.urlopen('http://localhost:8080/health').read()" || exit 1

# 运行agent (直接使用Python，避免shell)
CMD ["python3", "-u", "azure_blob_agent.py"]