\input regression-test.tex
\documentclass{article}
\usepackage[palette=monochrome,startdate=01.07.2026,mode=Dark]{kanban-board}
\begin{document}
\sbox0{\scriptsize $x$}% Load math font sizes outside captured output.
\START
\makeatletter
\newcommand\kbcheckdefaultgap{%
  \ifdim\kanban@columnsep=2mm\relax
    \TYPE{KANBAN DEFAULT COLUMNSEP OK}%
  \else
    \TYPE{KANBAN DEFAULT COLUMNSEP FAILED}%
  \fi}
\newcommand\kbchecksetupgap{%
  \ifdim\kanban@columnsep=1mm\relax
    \TYPE{KANBAN SETUP COLUMNSEP OK}%
  \else
    \TYPE{KANBAN SETUP COLUMNSEP FAILED}%
  \fi}
\newcommand\kbcheckboardgap{%
  \ifdim\kanban@boardcolumnsep=3mm\relax
    \TYPE{KANBAN BOARD COLUMNSEP OK}%
  \else
    \TYPE{KANBAN BOARD COLUMNSEP FAILED}%
  \fi}
\newcommand\kbcheckdarkmode{%
  \ifdefstring{\kanban@cardcolor}{kanbanInk}
    {\ifdefstring{\kanban@textcolor}{white!88!black}
      {\ifdefstring{\kanban@authorback}{black!6}
        {\ifdefstring{\kanban@authortext}{black!58}
          {\ifdefstring{\kanban@deadlineback}{black!7}
            {\ifdefstring{\kanban@deadlinetext}{black!62}
              {\TYPE{KANBAN DARK COLORS OK}}
              {\TYPE{KANBAN DARK COLORS FAILED}}}
            {\TYPE{KANBAN DARK COLORS FAILED}}}
          {\TYPE{KANBAN DARK COLORS FAILED}}}
        {\TYPE{KANBAN DARK COLORS FAILED}}}
      {\TYPE{KANBAN DARK COLORS FAILED}}}
    {\TYPE{KANBAN DARK COLORS FAILED}}}
\makeatother
\ifcsname task\endcsname
  \TYPE{KANBAN SHORT TASK NAMESPACE FAILED}
\else
  \TYPE{KANBAN SHORT TASK NAMESPACE OK}
\fi
\ifx\kanbansetup\kbset
  \TYPE{KANBAN SETUP ALIAS OK}
\else
  \TYPE{KANBAN SETUP ALIAS FAILED}
\fi
\ifx\kanbantask\kbtask
  \TYPE{KANBAN TASK ALIAS OK}
\else
  \TYPE{KANBAN TASK ALIAS FAILED}
\fi
\ifx\kanbandefinepalette\kbdefinepalette
  \TYPE{KANBAN PALETTE ALIAS OK}
\else
  \TYPE{KANBAN PALETTE ALIAS FAILED}
\fi
\ExplSyntaxOn
\keys_if_exist:nnTF {kanban/task}{prio}
  {\TYPE{KANBAN~TASK~KEY~NAMESPACE~OK}}
  {\TYPE{KANBAN~TASK~KEY~NAMESPACE~FAILED}}
\ExplSyntaxOff
\kbcheckdefaultgap
\kanbandefinepalette{test}{red,blue}
\kanbansetup{palette=test,columnsep=1mm}
\kbchecksetupgap
\begin{kanban}[columns={Todo,Done},palette=default,
    mode=light,columnsep=3mm]
  \kbcheckboardgap
  \kanbantask[prio=HIGH,author=A,due=M1]{Todo}{First}
  \makeatletter
  \ifdefstring{\kbtask@prio}{high}
    {\TYPE{KANBAN PRIORITY NORMALIZATION OK}}
    {\TYPE{KANBAN PRIORITY NORMALIZATION FAILED}}
  \makeatother
  \kbtask[completed]{Done}{Second}
\end{kanban}
\begin{kanban}[columns={Todo,Done},mode=dark]
  \kbcheckdarkmode
  \kanbantask[author=B]{Todo}{Dark mode}
\end{kanban}
\TYPE{KANBAN BASIC OK}
\END
\end{document}