Dockerfile

# 1. Base Image
FROM debian:11-slim

ENV DEBIAN_FRONTEND=noninteractive
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# 2. Install Node and VS Code
RUN apt-get update && apt-get install -y curl git sudo && \
    curl -fsSL https://deb.nodesource.com/setup_20.x | bash - && \
    apt-get install -y nodejs && \
    curl -fsSL https://code-server.dev/install.sh | sh && \
    rm -rf /var/lib/apt/lists/*

# 3. Setup User
RUN useradd -m -u 1000 user
WORKDIR $HOME/app

# 4. PRE-CREATE CONFIG DIR AND COPY YOUR FILE
# We create the folder first, then copy the file into it
RUN mkdir -p $HOME/.config/code-server
COPY --chown=user:user config.yaml $HOME/.config/code-server/config.yaml

# 5. Fix permissions for the entire home directory
RUN chown -R user:user $HOME

USER user

# 6. Start VS Code using that config file
CMD ["code-server", "--config", "/home/user/.config/code-server/config.yaml", "."]