FROM mcr.microsoft.com/devcontainers/base:dev-ubuntu-20.04  

# 安装 build-essential 和调试工具
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
    build-essential \
    gdb \          # 添加GDB调试器
    gcc \
    make && \
    # 清理 apt 缓存  
    apt-get autoremove -y && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*  

# 设置工作目录
WORKDIR /workspace

CMD ["/bin/bash"]