nixos/installer: Add terminus_font to installation_iso_base

nixos/doc/manual/installation/installing.xml

@@ -41,6 +41,11 @@
    neo</command>!)
   </para>
 
+  <para>
+   If the text is too small to be legible, try <command>setfont ter-132n</command>
+   to increase the font size.
+  </para>
+
   <section xml:id="sec-installation-booting-networking">
    <title>Networking in the installer</title>
 

nixos/modules/installer/cd-dvd/installation-cd-base.nix

@@ -1,7 +1,7 @@
 # This module contains the basic configuration for building a NixOS
 # installation CD.
 
-{ config, lib, pkgs, ... }:
+{ config, lib, options, pkgs, ... }:
 
 with lib;
 
@@ -15,6 +15,9 @@ with lib;
       ../../profiles/installation-device.nix
     ];
 
+  # Adds terminus_font for people with HiDPI displays
+  console.packages = options.console.packages.default ++ [ pkgs.terminus_font ];
+
   # ISO naming.
   isoImage.isoName = "${config.isoImage.isoBaseName}-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}.iso";