appendix: 23 Code-Ausschnitte aus dem Houston-Repository

Pin nixpkgs to the revision used by itc.componentware: the channel version
ships a latexminted that crashes on Python 3.14, which made every listing
fail and sent latexmk into an endless error prompt. Also force
nonstopmode/halt-on-error so a broken listing can never loop again.

.latexmkrc

@@ -2,3 +2,6 @@ $pdf_mode = 4;            # lualatex
 $bibtex_use = 2;          # biber
 $out_dir = out;
 $clean_ext .= ' %R.run.xml %R.bbl %R.bcf %R-blx.bib';
+
+# Never stop for a prompt: a failing listing would otherwise loop forever.
+$lualatex = 'lualatex -interaction=nonstopmode -halt-on-error %O %S';