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Verso/server-ce/Dockerfile-base
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claude c38e2b8b49
Build and Deploy Verso / deploy (push) Failing after 24m2s
Presentation download menu: standalone HTML + faithful slide PDF (decktape)
In RevealJS mode the download button becomes a 2-choice menu:

- Standalone HTML: a one-off compile with embed-resources (chalkboard and other
  runtime-only plugins are dropped, since they don't survive self-containment),
  yielding a single portable .html.
- Slide PDF: render the deck, then print it with decktape (headless Chromium)
  to a faithful one-slide-per-page PDF.

Implementation:
- Dockerfile-base: install decktape + headless Chromium (open-source; deps via
  playwright install-deps for Ubuntu-Noble correctness). Base-only change.
- QuartoRunner honours options.exportMode ('html-standalone' | 'pdf-slides');
  exportMode is threaded web ClsiManager -> CLSI RequestParser -> CompileManager
  -> runner.
- New GET /project/:id/presentation-export/:format compiles in the matching
  export mode and streams the result as a download (PresentationExportController,
  reusing ClsiManager.getOutputFileStream).
- pdf-hybrid-download-button shows the dropdown when the output is output.html;
  PDF/LaTeX projects keep the single download button.
- i18n: download_as_standalone_html / download_as_pdf_slides (en + fr +
  extracted-translations.json).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-01 21:00:50 +00:00

137 lines
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# --------------------------------------------------
# Overleaf Base Image (sharelatex/sharelatex-base)
# --------------------------------------------------
FROM phusion/baseimage:noble-1.0.3
# Makes sure LuaTeX cache is writable
# -----------------------------------
ENV TEXMFVAR=/var/lib/overleaf/tmp/texmf-var
# Update to ensure dependencies are updated
# ------------------------------------------
ENV REBUILT_AFTER="2026-05-21"
# Install dependencies
# --------------------
RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
# Technically, we are using potentially stale package-lists with the below line.
# Practically, apt refreshes the lists as needed and release builds run in fresh CI VMs without the cache.
--mount=type=cache,target=/var/lib/apt/lists,sharing=locked true \
# Enable caching: https://docs.docker.com/reference/dockerfile/#example-cache-apt-packages
&& rm -f /etc/apt/apt.conf.d/docker-clean && echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache \
&& apt-get update \
&& apt-get install -y \
unattended-upgrades \
build-essential wget net-tools unzip time poppler-utils optipng strace nginx git python3 python-is-python3 zlib1g-dev libpcre3-dev gettext-base libwww-perl ca-certificates curl gnupg \
qpdf \
# upgrade base-image, batch all the upgrades together, rather than installing them on-by-one (which is slow!)
&& unattended-upgrade --verbose --no-minimal-upgrade-steps \
# install Node.js https://github.com/nodesource/distributions#nodejs
&& mkdir -p /etc/apt/keyrings \
&& curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg \
&& echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_22.x nodistro main" | tee /etc/apt/sources.list.d/nodesource.list \
&& apt-get update \
&& apt-get install -y nodejs \
\
&& rm -rf \
# We are adding a custom nginx config in the main Dockerfile.
/etc/nginx/nginx.conf \
/etc/nginx/sites-enabled/default
# Install Quarto (bundles Typst for PDF rendering — no LaTeX needed)
# ------------------------------------------------------------------
ARG QUARTO_VERSION=1.6.39
RUN curl -fsSL "https://github.com/quarto-dev/quarto-cli/releases/download/v${QUARTO_VERSION}/quarto-${QUARTO_VERSION}-linux-amd64.deb" -o /tmp/quarto.deb \
&& dpkg -i /tmp/quarto.deb \
&& rm /tmp/quarto.deb \
&& mkdir -p /var/www/.cache/quarto \
&& chown -R www-data:www-data /var/www/.cache
# Pre-install popular Quarto extensions
# -----------------------------------------------------------------------
# Extensions land in /opt/quarto-extensions/_extensions/<author>/<name>/.
# QuartoRunner copies them into each project's compile dir (no-clobber,
# so user-uploaded extensions in their project always take precedence).
# To add more: append another line: && quarto add --no-prompt <author>/<repo>
# -----------------------------------------------------------------------
RUN mkdir -p /opt/quarto-extensions \
&& cd /opt/quarto-extensions \
\
# Typst document formats
&& quarto add --no-prompt igorlima/charged-ieee \
\
# RevealJS presentation plugins (official Quarto extensions)
&& quarto add --no-prompt quarto-ext/fontawesome \
&& quarto add --no-prompt quarto-ext/attribution \
&& quarto add --no-prompt quarto-ext/pointer \
&& quarto add --no-prompt quarto-ext/drop \
\
&& chown -R www-data:www-data /opt/quarto-extensions
# Install decktape + headless Chromium (for exporting RevealJS decks to PDF)
# -----------------------------------------------------------------------
# decktape drives a headless Chromium (via Puppeteer) to print the rendered
# reveal.js slides to a faithful, one-slide-per-page PDF. Chromium is the
# open-source engine (BSD); decktape is MIT, Puppeteer Apache-2.0 — all
# permissive and AGPL-compatible. They are invoked as a separate process
# (QuartoRunner runs `decktape ...`), never linked into the app.
#
# Puppeteer downloads its Chromium into PUPPETEER_CACHE_DIR during the global
# install; we put it in a world-readable /opt path so the www-data runtime user
# can launch it. Playwright is used only as a robust, distro-aware installer for
# Chromium's system libraries (handles Ubuntu Noble's t64 package renames).
ENV PUPPETEER_CACHE_DIR=/opt/puppeteer
RUN npm install -g decktape \
&& npx --yes playwright@latest install-deps chromium \
&& chmod -R a+rX /opt/puppeteer \
&& rm -rf /root/.npm /root/.cache
# Install TeX Live (for compiling .tex projects with latexmk)
# -----------------------------------------------------------------------
# Verso compiles .qmd with Quarto and .tex with latexmk; both engines live
# side by side.
#
# MINIMAL install (current): the upstream-Overleaf approach — scheme-basic
# (~300 MB) plus a few essential packages via tlmgr. Fast to build and small.
# Many documents that need extra packages (tikz, beamer, siunitx, extra
# fonts, ...) will NOT compile out of the box; users can be told to keep
# those projects in Quarto/Typst for now.
#
# TO GO FULL LATER (when the project is mature): change
# selected_scheme scheme-basic -> scheme-full
# and optionally drop the explicit `tlmgr install` line. That single change
# restores a complete LaTeX toolchain at the cost of size/build time.
# Alternatively add individual packages to the `tlmgr install` list below.
# -----------------------------------------------------------------------
ARG TEXLIVE_MIRROR=https://mirror.ox.ac.uk/sites/ctan.org/systems/texlive/tlnet
ENV PATH="${PATH}:/usr/local/texlive/bin/x86_64-linux"
RUN mkdir /install-tl-unx \
&& curl -sSL ${TEXLIVE_MIRROR}/install-tl-unx.tar.gz \
| tar -xzC /install-tl-unx --strip-components=1 \
&& echo "tlpdbopt_autobackup 0" >> /install-tl-unx/texlive.profile \
&& echo "tlpdbopt_install_docfiles 0" >> /install-tl-unx/texlive.profile \
&& echo "tlpdbopt_install_srcfiles 0" >> /install-tl-unx/texlive.profile \
&& echo "selected_scheme scheme-basic" >> /install-tl-unx/texlive.profile \
&& echo "TEXDIR /usr/local/texlive" >> /install-tl-unx/texlive.profile \
&& /install-tl-unx/install-tl \
-profile /install-tl-unx/texlive.profile \
-repository ${TEXLIVE_MIRROR} \
&& /usr/local/texlive/bin/x86_64-linux/tlmgr install \
--repository ${TEXLIVE_MIRROR} \
latexmk \
texcount \
&& rm -rf /install-tl-unx
# Set up overleaf user and home directory
# -----------------------------------------
RUN adduser --system --group --home /overleaf --no-create-home overleaf && \
mkdir -p /var/lib/overleaf && \
chown www-data:www-data /var/lib/overleaf && \
mkdir -p /var/log/overleaf && \
chown www-data:www-data /var/log/overleaf && \
mkdir -p /var/lib/overleaf/data/template_files && \
chown www-data:www-data /var/lib/overleaf/data/template_files