\documentclass[a4paper]{article}
\usepackage[T1]{fontenc}
\usepackage{lmodern}
\usepackage[margin=18mm]{geometry}
\usepackage{pdflscape}
\usepackage[columnsep=2mm,reference-date=2026-07-18]{kanban-board}

\pagestyle{empty}

\begin{document}

% pdflscape rotates this page in the PDF and supplies a landscape line width.
% Use the fixed Kanban layout: the break option is deliberately absent because
% the paracol-based breaking layout is not compatible with this use.
\begin{landscape}
\section*{Release workflow on a landscape page}

\begin{kanban}[
  columns={Ideas,Selected,Build,Review,Docs,Released},
  mode=light
]
  \kanbantask[author=Alice,deadline=01/01/2000]
    {Ideas}{Collect feature requests}
  \kanbantask[author=Bob]
    {Ideas}{Record user feedback}
  \kanbantask[author=Carol]
    {Ideas}{Identify compatibility risks}

  \kanbantask[prio=high,author=Bob,
    due=07/18/2026]
    {Selected}{Approve the release scope}
  \kanbantask[author=Carol]
    {Selected}{Confirm supported engines}
  \kanbantask[author=David]
    {Selected}{Assign milestone owners}

  \kanbantask[author=Carol,deadline=12/31/2099]
    {Build}{Complete the package changes}
  \kanbantask[author=David]
    {Build}{Update date validation}
  \kanbantask[author=Alice]
    {Build}{Generate the style file}

  \kanbantask[author=David]
    {Review}{Run the technical review}
  \kanbantask[author=Alice]
    {Review}{Compare engine output}
  \kanbantask[author=Bob]
    {Review}{Check regression logs}

  \kanbantask[author=Alice]
    {Docs}{Update the user manual}
  \kanbantask[author=Bob]
    {Docs}{Compile usage examples}
  \kanbantask[author=Carol]
    {Docs}{Verify CTAN metadata}

  \kanbantask[completed]
    {Released}{Publish the source archive}
  \kanbantask[author=Alice,completed]
    {Released}{Tag version 1.0.0}
  \kanbantask[author=Bob,completed]
    {Released}{Announce the release}
\end{kanban}

\end{landscape}

\end{document}