Claude in docker container (handy as a bash function)

claude-docker.sh

claude-docker() {
  docker image inspect claude-code-slim >/dev/null 2>&1 || docker build -t claude-code-slim -<<'EOF' || return 1
FROM debian:bookworm-slim
RUN apt-get update && apt-get install -y curl ca-certificates git && rm -rf /var/lib/apt/lists/*
RUN useradd -m claude
USER claude
ENV HOME=/home/claude
RUN curl -fsSL https://claude.ai/install.sh | bash
ENTRYPOINT ["/home/claude/.local/bin/claude"]
EOF

  docker run --rm -it \
    -u "$(id -u):$(id -g)" \
    -e HOME=/home/claude \
    -v "$PWD:$PWD" \
    -v claude-home:/home/claude/.claude \
    -v claude-local:/home/claude/.local \
    -w "$PWD" \
    claude-code-slim
}