Files
safeclaude/example/.safeclaude/Dockerfile

51 lines
2.1 KiB
Docker

# Example .safeclaude/Dockerfile for a Ruby + Postgres app.
#
# Everything here runs once when the container is built (and is cached), so it
# won't slow down launches. You're root during the build, so apt just works.
FROM safeclaude-base:latest
# System packages: what's needed to build Ruby, talk to Postgres, proxy the
# database (socat), run browser tests (headless Chrome), and unpack the Node
# download below (xz-utils).
RUN apt-get update && apt-get install -y --no-install-recommends \
build-essential \
libssl-dev libreadline-dev zlib1g-dev libffi-dev libyaml-dev \
libpq-dev \
socat \
chromium chromium-driver \
xz-utils
# Capybara/Selenium look for Chrome at these paths.
ENV CHROME_BIN=/usr/bin/chromium
ENV CHROMEDRIVER=/usr/bin/chromedriver
# --- Ruby (one pinned version) ---
# A project only ever needs one Ruby, so we install it straight into /usr/local
# instead of running a version manager. ruby-build (the tool rbenv uses under the
# hood) does the download + compile. To change versions, bump RUBY_VERSION and
# rebuild with `safeclaude build`.
ARG RUBY_VERSION=3.3.6
RUN git clone --depth 1 https://github.com/rbenv/ruby-build.git /tmp/ruby-build && \
PREFIX=/usr/local /tmp/ruby-build/install.sh && \
rm -rf /tmp/ruby-build && \
ruby-build "$RUBY_VERSION" /usr/local && \
gem install bundler --no-document
# Gems install into the project's cache folder (which lives on the host), so they
# persist between runs and survive container/volume resets. The bundle hook
# relies on this too. BUNDLE_PATH is set here so both the hook and your app see it.
ENV BUNDLE_PATH=/code/.safeclaude/cache/bundle
# --- Node (one pinned version) ---
# Same idea: download one Node and unpack it into /usr/local. Bump NODE_VERSION
# and rebuild to change it.
ARG NODE_VERSION=22.11.0
RUN arch="$(uname -m)" && \
case "$arch" in \
x86_64) narch=x64 ;; \
aarch64) narch=arm64 ;; \
*) echo "unsupported arch: $arch" >&2; exit 1 ;; \
esac && \
curl -fsSL "https://nodejs.org/dist/v${NODE_VERSION}/node-v${NODE_VERSION}-linux-${narch}.tar.xz" \
| tar -xJ -C /usr/local --strip-components=1