docs(thesis): resolve review findings and verify examples

docs/thesis/header-includes.tex

@@ -6,13 +6,16 @@
 \usepackage[dvipsnames]{xcolor}
 \usepackage{fancyhdr}
 \usepackage{float}
+% Let screenshots share a page with their explanation before using float pages.
+\floatplacement{figure}{htbp}
+\renewcommand{\topfraction}{0.85}
+\renewcommand{\textfraction}{0.1}
+\renewcommand{\floatpagefraction}{0.75}
 \pagestyle{fancy}
-\usepackage{seqsplit}
-
-% Pandoc emits inline code as \texttt{...}. This blunt wrapper keeps long
-% paths and commands from overflowing PDF table cells.
-\let\origtexttt\texttt
-\renewcommand{\texttt}[1]{{\origtexttt{\seqsplit{#1}}}}
+% Keep inline identifiers intact. Move unusually long paths to a code block
+% or shorten their prose label instead of splitting callable names mid-word.
+% Libertinus Mono permits ordinary word hyphenation, so disable that too.
+\DeclareTextFontCommand{\texttt}{\ttfamily\hyphenchar\font=-1\relax}
 
 \usepackage{fvextra}
 \fvset{breaklines=true, breaknonspaceingroup=true, breakanywhere=true}