Add workstation-specific settings

system/roles/workstation/fonts.nix

@@ -0,0 +1,93 @@
+{pkgs, ...}: {
+  fonts = {
+    enableDefaultPackages = false;
+
+    fontconfig = {
+      defaultFonts = let
+        common = [
+          "Iosevka Nerd Font"
+          "Symbols Nerd Font"
+          "Noto Color Emoji"
+        ];
+      in {
+        monospace = [
+          "Source Code Pro Medium"
+          "Source Han Mono"
+        ]
+        ++ common;
+
+        sansSerif = [
+          "Lexend"
+        ]
+        ++ common;
+
+        serif = [
+          "Noto Serif"
+        ]
+        ++ common;
+
+        emoji = [
+          "Noto Color Emoji"
+        ]
+        ++ common;
+      };
+    };
+
+    fontDir = {
+      enable = true;
+      decompressFonts = true;
+    };
+
+    packages = with pkgs; [
+      # programming fonts
+      sarasa-gothic
+      source-code-pro
+
+      # desktop fonts
+      corefonts # MS fonts
+      b612 # high legibility
+      material-icons
+      material-design-icons
+      roboto
+      work-sans
+      comic-neue
+      source-sans
+      inter
+      lato
+      lexend
+      dejavu_fonts
+      noto-fonts
+      noto-fonts-cjk
+
+      # emojis
+      noto-fonts-color-emoji
+      twemoji-color-font
+      openmoji-color
+      openmoji-black
+      font-awesome
+
+      # defaults worth keeping
+      dejavu_fonts
+      freefont_ttf
+      gyre-fonts
+      liberation_ttf
+      unifont
+
+      # specific nerd fonts only
+      # (installing all nerd fonts is slow and takes gigabytes)
+      # see: <https://github.com/NixOS/nixpkgs/blob/master/pkgs/data/fonts/nerdfonts/shas.nix>
+      # for all available fonts
+      (nerdfonts.override {
+        fonts = [
+          "JetBrainsMono"
+          "Iosevka"
+          "NerdFontsSymbolsOnly"
+          "FiraCode"
+          "FiraMono"
+          "Hack"
+          "HeavyData"
+        ];
+      })
+    ];
+  };
+}