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feat(runner): render office documents and OCR text in the sandbox #6

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Merged
TomasPalsson merged 1 commit into from
Sep 28, 2026
Merged

feat(runner): render office documents and OCR text in the sandbox #6

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17 changes: 17 additions & 0 deletions api/Dockerfile
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Expand Up @@ -117,11 +117,28 @@ RUN apt-get update && \
libpango-1.0-0 \
libpangoft2-1.0-0 \
libharfbuzz-subset0 \
# LibreOffice headless (soffice) renders office docs to PDF; tesseract is the OCR binary pytesseract needs.
libreoffice-impress-nogui \
libreoffice-writer-nogui \
libreoffice-calc-nogui \
fonts-crosextra-carlito \
fonts-crosextra-caladea \
tesseract-ocr \
tesseract-ocr-eng \
tesseract-ocr-isl \
&& rm -rf /var/lib/apt/lists/* \
&& libffi=$(find /usr/lib -name 'libffi.so.8' -print -quit) \
&& { [ -n "$libffi" ] || { echo "libffi.so.8 not found" >&2; exit 1; }; } \
&& ln -sf "$libffi" "${libffi%.so.8}.so.6"

# The jail mounts /usr but not /etc, so soffice's symlinks into /etc abort
# with a UNO RuntimeException; ship real files instead, and default the
# profile to the session workspace (the jail's default profile path exits 77).
RUN cp --remove-destination /etc/libreoffice/registry/main.xcd /usr/lib/libreoffice/share/registry/main.xcd \
&& cp --remove-destination /etc/libreoffice/psprint.conf /usr/lib/libreoffice/share/psprint/psprint.conf \
&& sed -i 's#^UserInstallation=.*#UserInstallation=file:///mnt/data/.libreoffice#' /usr/lib/libreoffice/program/bootstraprc \
&& grep -qx 'UserInstallation=file:///mnt/data/.libreoffice' /usr/lib/libreoffice/program/bootstraprc

# Restore the standard Debian `awk` -> `mawk` symlink. mawk is Priority:
# required so its binary is in /usr/bin already, but slim base images skip
# the mawk postinst's `update-alternatives --install /usr/bin/awk awk
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