tmux-dev-env-configuration/dotfiles/.config/fontconfig/fonts.conf

<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>
  <alias>
    <family>monospace</family>
    <prefer>
      <family>FiraCode Nerd Font</family> <!-- Your preferred monospace font -->
      <family>Noto Color Emoji</family> <!-- Your preferred emoji font -->
      <family>Symbols Nerd Font Mono</family> <!-- Your preferred emoji font -->
     </prefer>
  </alias>
  <alias>
    <family>sans</family>
    <prefer>
      <family>FiraCode Nerd Font</family> <!-- Your preferred monospace font -->
      <family>Noto Color Emoji</family> <!-- Your preferred emoji font -->
      <family>Symbols Nerd Font Mono</family> <!-- Your preferred emoji font -->
     </prefer>
  </alias>
  <alias>
    <family>serif</family>
    <prefer>
      <family>FiraCode Nerd Font</family> <!-- Your preferred monospace font -->
      <family>Noto Color Emoji</family> <!-- Your preferred emoji font -->
      <family>Symbols Nerd Font Mono</family> <!-- Your preferred emoji font -->
     </prefer>
  </alias>
  <alias>
    <family>sans-serif</family>
    <prefer>
      <family>FiraCode Nerd Font</family> <!-- Your preferred monospace font -->
      <family>Noto Color Emoji</family> <!-- Your preferred emoji font -->
      <family>Symbols Nerd Font Mono</family> <!-- Your preferred emoji font -->
     </prefer>
  </alias>

</fontconfig>