optimize the packages

Author: MoustafaAMahmoud

.github/workflows/build.yml

@@ -9,7 +9,7 @@ jobs:
 
     steps:
     - name: Set up Git repository
-      uses: actions/checkout@v1
+      uses: actions/checkout@v2
     - name: Compile LaTeX document
       uses: dante-ev/latex-action@master
       with:

preamble/preamble.tex

@@ -20,26 +20,23 @@
 \usepackage[utf8]{inputenc}
 \usepackage{multicol}
 \usepackage{xspace}
-\usepackage[utf8]{inputenc}
 \usepackage{textcomp}% for '\textdegree' macro
 \usepackage{utopia} %font utopia imported
 \usepackage{fontawesome5}
-\usepackage[center]{caption}
 \usepackage{subcaption}
 \usepackage{gensymb}
 \usepackage{adjustbox}
 \usepackage{marginnote}
 \usepackage{makecell}
 \usepackage{textpos}
 \usepackage[default]{lato}
-\usepackage[font=small,skip=0pt]{caption}
+\usepackage[font=small,skip=0pt,center]{caption}
 \usepackage{xcolor,colortbl}
 \usepackage{import}
 \usepackage{marvosym}
 \usepackage{ulem} %Strikethrough
 \usepackage[inkscapelatex=false]{svg}
 \usepackage{tcolorbox}
-\usepackage{graphicx}
 \usepackage{etoolbox}
 %\BeforeBeginEnvironment{figure}{\vspace{-1em}}
 %\BeforeBeginEnvironment{lstlisting}{\vspace{-1em}}
@@ -60,7 +57,6 @@
 \renewcommand{\href}[2]{\oldhref{#1}{\uline{#2}}} % Underline hyperlinks
 
 %\usepackage{enumitem}
-\usepackage{caption}
 \DeclareCaptionLabelFormat{nospace}{#1#2}
 \captionsetup[table]{skip=1pt,font=footnotesize,labelfont={color=blue,footnotesize,bf},name=Table T-,labelformat=nospace,labelsep=colon}
 \captionsetup[figure]{skip=1pt,font=footnotesize,labelfont={color=blue,footnotesize,bf},name=Figure F-,labelformat=nospace,labelsep=colon}
@@ -82,7 +78,6 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \usepackage{tikz,lipsum,fontspec}
 \usetikzlibrary{shapes.callouts,decorations.pathmorphing}
-\newfontfamily\comic{Comic Sans MS}
 \input{preamble/presentation-mode.tex}
 
 \AtBeginDocument{

preamble/presentation-mode.tex

@@ -2,9 +2,4 @@
 \setbeamersize{text margin left=5pt,text margin right=3.5cm}
 %\setbeamersize{text margin left=5pt}
 
-%%remove logo for publishing
-%\logo{%
-%	\includegraphics[width=4cm,height=3.5cm]{./Figures/chapter-00/logos.png}%
-%}'\mode<presentation> {
-