/usr/share/doc-base/apt-offline-usage-guide is in apt-doc 1.0.1ubuntu2.19.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 | Document: apt-offline-usage-guide
Title: APT Offline Usage Guide
Author: Jason Gunthorpe
Abstract: The APT Offline Usage Guide provides detailed instructions and
examples of how to use APT on an unconnected computer.
Section: Debian
Format: html
Index: /usr/share/doc/apt-doc/offline.html/index.html
Files: /usr/share/doc/apt-doc/offline.html/*.html
Format: text
Files: /usr/share/doc/apt-doc/offline.text.gz
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