\documentclass[a4paper,12pt,twoside]{extreport}
% set margins
\usepackage{geometry}
\geometry{a4paper,top=25mm,inner=35mm,outer=25mm,bottom=25mm}
\usepackage{changepage}
% set leading to 1.5
\renewcommand{\baselinestretch}{1.5}
% change bullet points to dashes
\renewcommand\labelitemi{---}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
% bibliography
\usepackage{csquotes}
\usepackage[backend=biber,style=numeric,sorting=none]{biblatex}
\addbibresource{bibliography.bib}
\usepackage{hyperref}
% algorithms and list of algorithms
\usepackage{listings}
\usepackage[center]{caption}
\DeclareCaptionType{code}[Algorithm][List of Algorithms]
\lstset{breaklines=true,basicstyle=\ttfamily\scriptsize}
% figures and list of figures
\usepackage{float}
\usepackage{graphicx}
\graphicspath{ {./img/} }
\usepackage[nottoc]{tocbibind}
% tables
\floatstyle{plaintop}
\restylefloat{table}
% other
\usepackage{titling}
\usepackage{xcolor}
\usepackage{tikz}
\usepackage{caption}
\usepackage{subcaption}
% custom command for printing a date in the format dd.mm.yyyy
\def\mydate{\leavevmode\hbox{\the\day.\twodigits\month.\twodigits\year}}
\def\twodigits#1{\ifnum#1<10 0\fi\the#1}
\title{Thesis title}
\author{Name Surname}
\date{\L{}\'od\'z, \mydate}
% header and footer
\usepackage{fancyhdr}
\pagestyle{fancy}
% \fancyhead{}
% \fancyhead[RO,LE]{Thesis Title}
% \fancyfoot{}
% \fancyfoot[LE,RO]{\thepage}
% \fancyfoot[LO,CE]{Chapter \thechapter}
% \fancyfoot[CO,RE]{Author Name}
\renewcommand{\headrulewidth}{0.4pt}
\renewcommand{\footrulewidth}{0.4pt}
% main text
\begin{document}
% title page
% to modify the contents of the title page go to titlepage.tex file
\input{titlepage}
\pagenumbering{gobble}
\pagenumbering{roman}
\thispagestyle{plain}
\null\newpage
\chapter*{Abstract}
\input{abstract}
\chapter*{Acknowledgements}
\input{acknowledgements}
\chapter*{}
\input{dedication}
\tableofcontents
\pagenumbering{arabic}
\null\newpage
\chapter{Introduction}
\input{chapters/chapter1}
\chapter{Chapter2}
\input{chapters/chapter2}
\chapter{Chapter3}
\input{chapters/chapter3}
\chapter{Chapter4}
\input{chapters/chapter4}
\chapter{Conclusions}
\input{chapters/chapter5}
\appendix
\chapter{Acronyms and Symbols}
\input{chapters/appendix_acronyms}
\printbibliography[heading=bibintoc]
\newpage
\listoffigures
\newpage
\listofcodes
\newpage
\listoftables
\end{document}
