/usr/share/doc/ is in instead-doc-base 1.9.1-1.
This file is owned by root:root, with mode 0o755.
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/usr/share/doc/instead-doc-base/
/usr/share/doc/instead-doc-base/copyright
/usr/share/doc/instead-doc-base/changelog.gz
/usr/share/doc/instead-doc-base/changelog.Debian.gz
/usr/share/doc/instead/
/usr/share/doc/instead/manual/
/usr/share/doc/instead/manual/examples/
/usr/share/doc/instead/manual/examples/menu-demo/
/usr/share/doc/instead/manual/examples/menu-demo/main.lua
/usr/share/doc/instead/manual/examples/fonts.lua
/usr/share/doc/instead/manual/examples/trigger.lua
/usr/share/doc/instead/manual/examples/dialog/
/usr/share/doc/instead/manual/examples/dialog/main.lua
/usr/share/doc/instead/manual/examples/cutscene.lua
/usr/share/doc/instead/manual/examples/keyboard/
/usr/share/doc/instead/manual/examples/keyboard/keyboard.lua
/usr/share/doc/instead/manual/examples/keyboard/main.lua
/usr/share/doc/instead/manual/examples/visual.lua