Dockerfile.base

ARG RUBY_VERSION=3.4.1
ARG RUBY_BASE=docker.io/library/ruby
ARG RUBY_TAG=${RUBY_VERSION}-slim

FROM ${RUBY_BASE}:${RUBY_TAG}

ARG IMAGEMAGICK_VERSION=7.1.1-32
ARG IMAGEMAGICK_SHA256

# Install base packages (include build tools so dev gems can compile in compose)
RUN apt-get update -qq && \
    apt-get install --no-install-recommends -y \
      curl libjemalloc2 libvips sqlite3 ca-certificates \
      nodejs npm chromium \
      # IM7 build deps and image format libraries
      build-essential pkg-config \
      libjpeg-dev libpng-dev libtiff-dev libwebp-dev \
      libheif-dev libopenjp2-7-dev liblcms2-dev libfreetype6-dev \
      libxml2-dev libfontconfig1-dev \
      fonts-noto fonts-noto-color-emoji fonts-liberation \
      git && \
    rm -rf /var/lib/apt/lists /var/cache/apt/archives && \
    # Build and install ImageMagick 7 from source to guarantee `magick` CLI
    set -eux; \
    tmpdir="$(mktemp -d)"; \
    curl -fsSL "https://github.com/ImageMagick/ImageMagick/archive/refs/tags/${IMAGEMAGICK_VERSION}.tar.gz" -o "$tmpdir/ImageMagick.tar.gz"; \
    if [ -n "${IMAGEMAGICK_SHA256:-}" ]; then echo "${IMAGEMAGICK_SHA256}  $tmpdir/ImageMagick.tar.gz" | sha256sum -c -; fi; \
    tar -xzf "$tmpdir/ImageMagick.tar.gz" -C "$tmpdir"; \
    cd "$tmpdir"/ImageMagick-${IMAGEMAGICK_VERSION}; \
    ./configure --disable-docs; \
    make -j"$(nproc)"; \
    make install; \
    ldconfig; \
    # Smoke test: ensure ImageMagick works at runtime
    magick -version >/dev/null 2>&1; \
    magick -size 1x1 xc:white /tmp/im7-ok.png; \
    test -s /tmp/im7-ok.png; \
    cd /; rm -rf "$tmpdir"

# Set production environment
ENV RAILS_ENV="production" \
    NODE_ENV="production" \
    RAILS_LOG_TO_STDOUT="1" \
    RAILS_SERVE_STATIC_FILES="true" \
    PUPPETEER_SKIP_CHROMIUM_DOWNLOAD="1" \
    PUPPETEER_EXECUTABLE_PATH="/usr/bin/chromium" \
    IMAGE_OPT_VIPS="1" \
    BUNDLE_DEPLOYMENT="1" \
    BUNDLE_PATH="/usr/local/bundle" \
    BUNDLE_WITHOUT="development:test"