FROM ubuntu:22.04

# Prevent interactive prompts during apt installations
ENV DEBIAN_FRONTEND=noninteractive

# 1. Install base utilities and sudo as root
RUN apt-get update && apt-get install zstd && apt-get install -y \
    curl wget git jq unzip build-essential \
    python3 python3-pip sudo \
    && rm -rf /var/lib/apt/lists/*

# 2. Install VS Code Server (code-server) as root
RUN curl -fsSL https://code-server.dev/install.sh | sh

# 3. INSTALL NODE.JS (v24.x) via NodeSource
RUN curl -fsSL https://deb.nodesource.com/setup_24.x | bash - \
    && apt-get install -y nodejs \
    && rm -rf /var/lib/apt/lists/*

# 4. Create the user, set bash as default, add to sudo group
RUN useradd -m -s /bin/bash -u 1000 -G sudo user \
    && echo "user ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/user \
    && chmod 0440 /etc/sudoers.d/user

# 5. Set up environment variables (ADDED NPM_CONFIG_PREFIX AND UPDATED PATH)
ENV HOME=/home/user
ENV NPM_CONFIG_PREFIX=/home/user/.npm-global
ENV PATH="/home/user/.npm-global/bin:/home/user/.local/bin:/home/user/.cargo/bin:/home/user/.bun/bin:$PATH"

# 6. Transfer ownership of the home directory from root to user
RUN chown -R user:user /home/user

# 7. Switch to the non-root user
USER user
WORKDIR $HOME

# 8. Set up npm global directory for the user so 'sudo' is never needed for npm
RUN mkdir -p /home/user/.npm-global

# 9. Install Rust
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y

# 10. Install Bun
RUN curl -fsSL https://bun.sh/install | bash

# Expose port
EXPOSE 7860

# Start VS Code Server
CMD ["code-server", "--bind-addr", "0.0.0.0:7860", "--auth", "none", "--disable-telemetry"]