template.tex

\documentclass[a4paper, twoside, 8pt]{extreport}
\usepackage[
    left=1.2cm,
    right=1.2cm,
    top=2.25cm,
    bottom=1.25cm]{geometry}
\usepackage{multicol}

\usepackage{fancyhdr} % extensive control of page headers and footers
\makeatletter
\fancypagestyle{mypagestyle}
{\newpage \fancyfoot[C]{} \renewcommand{\footrulewidth}{0pt}}
\makeatother
\pagestyle{mypagestyle}
\headsep 5pt            

\usepackage{minted} % highlighted source code
\usepackage[usenames,dvipsnames]{color} % colour control
\usepackage{xcolor} % driver-independent color extensions
\usepackage{amssymb} % provides an extended symbol collection

\usepackage{enumitem} % control layout of itemize, enumerate, description
\newenvironment{enumx} {
	\begin{enumerate}[leftmargin=*]
	\setlength{\topsep}{0pt}
	\setlength{\itemsep}{0pt}
	\setlength{\parskip}{0pt}
	\setlength{\parsep}{0pt}
	}
{\end{enumerate}}
\newenvironment{itemx} {
	\begin{itemize}[leftmargin=*,noitemsep,topsep=0pt]
	%\setlength{\itemsep}{0pt}
	%\setlength{\parskip}{0pt}
	%$\setlength{\parsep}{0pt}
	}
{\end{itemize}}

\usepackage{parskip} % layout with zero \parindent, non-zero \parskip
\usepackage{titlesec} % selects alternative section titles
\titlespacing\section{0pt}{6pt plus 4pt minus 2pt}{0pt plus 2pt minus 2pt}
\titlespacing\subsection{0pt}{6pt plus 4pt minus 2pt}{0pt plus 2pt minus 2pt}
\titlespacing\subsubsection{0pt}{6pt plus 4pt minus 2pt}{0pt plus 2pt minus 2pt}

\usepackage{lastpage} % reference last page
\usepackage{Alegreya}

\newcommand{\manualbreak}{\vspace*{\fill}\columnbreak}
\newcommand{\cmd}{$\blacksquare$}
 
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}

\begin{document}
\renewcommand{\footrulewidth}{0.4pt}
\fancyhead[LE,LO]{??? -- notes}
\fancyhead[RO,RE]{date: \today}
\fancyfoot[RF]{author: Remigiusz Suwalski}
\fancyfoot[LF]{page \thepage/\pageref{LastPage}}

Sample text.

\end{document}