# Dockerfile for building CubeCactusOS
# Provides a complete build environment with all necessary tools

FROM ubuntu:22.04

# Install build dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    gcc \
    g++ \
    make \
    nasm \
    grub-pc-bin \
    xorriso \
    qemu-system-x86 \
    git \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /build

# Copy source code
COPY os/ /build/os/
COPY Makefile.os /build/

# Default command
CMD ["bash"]