Lint Warning: Stuff in var

Currently, there is a boatload of stuff in /var which because of how the image-based containers work is not safe.

Lint warning: var-tmpfiles: Found content in /var missing systemd tmpfiles.d entries:
  L /var/lib/texmf/fonts/map/dvips/updmap/psfonts.map - - - - psfonts_t1.map
  L /var/lib/texmf/fonts/map/pdftex/updmap/pdftex.map - - - - pdftex_dl14.map
  d /var/lib/texmf 0755 root root - -
  d /var/lib/texmf/fonts 0755 root root - -
  d /var/lib/texmf/fonts/map 0755 root root - -
  ...and 21 more
Found non-directory/non-symlink files in /var:
  var/lib/texmf/fonts/map/dvipdfmx/updmap/kanjix.map
  var/lib/texmf/fonts/map/dvips/updmap/builtin35.map
  var/lib/texmf/fonts/map/dvips/updmap/download35.map
  var/lib/texmf/fonts/map/dvips/updmap/ps2pk.map
  var/lib/texmf/fonts/map/dvips/updmap/psfonts_pk.map
  ...and 87 more

One of these is the script to invoke flatpak, the rest look like texlive - which is installed on the host to speed up flatpak pull times. It might make sense to go back to using the flatpak LaTeX package.