\usepackage[
  backend=biber,
  style=ext-authoryear-comp,
  backref=true,% Show page numbers where citations appear
  maxbibnames=99,% Show all authors in bibliography
  maxalphanames=1,% Show only one author in citations keys
  maxcitenames=1,% Show only one authors in citations in text
  uniquelist=false, % Force to show only one author in citations
]{biblatex}

% Use square brackets instead of parentheses for citations (https://tex.stackexchange.com/a/499667)
\DeclareOuterCiteDelims{cite}{\bibopenbracket}{\bibclosebracket}
\DeclareInnerCiteDelims{textcite}{\bibopenbracket}{\bibclosebracket}
\DeclareOuterCiteDelims{parencite}{\bibopenbracket}{\bibclosebracket}

\DeclareDelimFormat{nameyeardelim}{\addcomma\space} % Add comma between author and year in citations

% Include the author's name in the hyperlink to the reference (https://tex.stackexchange.com/a/499667)
\DeclareFieldFormat{linkallcite}{%
  \DeclareFieldFormat{bibhyperref}{##1}%
  \bibhyperref{#1}%
}
\AtIntrocite{\DeclareFieldFormat{linkallcite}{#1}}

\letbibmacro{oldcite}{cite}
\renewbibmacro{cite}{%
  \printtext[linkallcite]{\usebibmacro{oldcite}}%
}

% Remove some fields from bibliography
\AtEveryBibitem{
  \ifentrytype{book}{}{ % Keep ISBN only for books
    \clearfield{isbn}%
  }
  \clearfield{day}%
  \clearlist{editor}%
  \clearfield{extra}%
  \clearfield{location}%
  \clearfield{month}%
  \clearfield{series}%
  \clearlist{publisher}%
  \clearfield{url}%
}