Dockerfile.ubuntu24-arm64

FROM ubuntu:24.04

# Set platform for multi-arch builds
ARG TARGETPLATFORM=linux/arm64

# Prevent interactive prompts during package installation
ENV DEBIAN_FRONTEND=noninteractive

# Install system dependencies (cached layer)
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    git \
    gcc-aarch64-linux-gnu \
    g++-aarch64-linux-gnu \
    binutils-aarch64-linux-gnu \
    gperf \
    cmake \
    ruby \
    ruby-dev \
    file \
    binutils \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /workspace

# Install bundler (cached layer)
RUN gem install bundler -v 2.3.24 --no-document

# Copy dependency files first (for better caching)
COPY Gemfile Gemfile.lock ffi-libarchive-binary.gemspec ./
COPY lib/ffi-libarchive-binary/version.rb ./lib/ffi-libarchive-binary/

# Install gems (cached layer unless Gemfile changes)
RUN bundle install

# Copy the rest of the project
COPY . .

# Set environment variable for cross-compilation
ENV CMAKE_TOOLCHAIN_FILE=/workspace/toolchain/aarch64-linux-gnu.cmake
ENV PLATFORM=aarch64-linux

# Default command runs the test script
CMD ["/bin/bash", "-c", "exec 2>&1; /workspace/docker-test-entrypoint.sh"]