\documentclass[
fontsize=12pt, % default font size 12pt
paper=a4, % DIN A4 page format
numbers=noenddot, % remove dots behind chapter numbers (e.g. 1.5 not 1.5.)
listof=totoc, % add list of figures, tables, etc. to ToC
listof=entryprefix, % add entry name to figures, tables, etc.
listof=nochaptergap, % no chapter gap for figures, tables, etc.
bibliography=totoc, % add bibliography to ToC but without a chapter number
parskip=half % half line spacing between paragraphs
]{scrbook}
\input{preamble} % load preamble
\begin{document}
\include{framework/titlepage} % title page
% Roman numbering
\frontmatter
\pagenumbering{Roman}
\include{framework/abstract} % Abstract
\tableofcontents % Contents
\listoffigures % List of Figures
\listoftables % List of Tables
\lstlistoflistings % List of Code Listings
\include{framework/abbreviations} % Abbreviations
% Content
\mainmatter
\include{content/1_introduction}
\include{content/2_background}
\include{content/3_design}
\include{content/4_implementation}
\include{content/5_conclusion}
% Bibliography
\begin{singlespace}
\printbibliography
\end{singlespace}
% Declaration of Authorship (in German)
\include{framework/declaration_of_authorship}
% Appendices
\appendix
\begin{appendices}
\include{appendix/A_monthly_reports}
\include{appendix/B_another_important_appendix}
\end{appendices}
\end{document}