chore: align IaC with today's package installs + PDF comparison docs

DevOps sync (2026-05-21):
- Remove onlyoffice-desktopeditors from absent list (actively used)
- Add gnome-keyring, rbw to common role (secrets migration)
- Add perl-image-exiftool, icoutils, innoextract-git to dev-tools
  (Windows installer inspection)
- Create fonts role: Inter, Cascadia Code, Fira, Source Sans, TeX Gyre
- Create pdf role: zathura, zathura-pdf-mupdf, python-weasyprint
- Register new roles in workstation.yml

PDF comparison:
- Add pdf-comparison docs with Quarto/Typst/Pandoc outputs
- Add batch-pdf.sh script
- Update yazi-cheatsheet.md
- Ignore .quarto/ cache

docs/pdf-comparison/pandoc-preamble.typ

@@ -0,0 +1,7 @@
+#set document(title: "Hyprland Keybindings - Pandoc")
+#set text(font: ("Inter", "DejaVu Sans"), size: 9pt, lang: "de")
+#set page(paper: "a4", margin: 1.2cm)
+#set heading(numbering: "1.")
+#set par(leading: 0.45em)
+#show link: set text(navy)
+#let horizontalrule = h(25%) + line(stroke: 0.5pt, length: 50%)