feat: Configure fonts

users/crumb/programs/emacs.nix

@@ -30,6 +30,12 @@ let
   emacsCacheDir = "${emacsDataDir}/cache";
   straightBaseDir = "${emacsDataDir}/straight";
 
+  fontPackages = [
+    pkgs.julia-mono
+    (pkgs.nerdfonts.override { fonts = [ "VictorMono" ]; })
+    pkgs.overpass
+  ];
+
   emacsWrapper = pkgs.symlinkJoin {
     name = "emacs-wrapper";
     paths = [ emacsPackage ];
@@ -38,12 +44,15 @@ let
       pkgs.git # Dependency of Straight.el.
     ];
     postBuild = ''
+      # The binary called `emacs` is actually a symlink to `emacs-«version»`, so
+      # we needn't wrap it.
       for i in $out/bin/emacs-*; do
         wrapProgram "$i" \
           --add-flags "--init-directory \"${emacsConfigDir}\"" \
           --set EMACS_STRAIGHT_BASE_DIR "${straightBaseDir}" \
           --set EMACS_CACHE_DIR "${emacsCacheDir}" \
-          --set EMACS_DATA_DIR "${emacsDataDir}"
+          --set EMACS_DATA_DIR "${emacsDataDir}" \
+          --prefix PATH : "${pkgs.git}/bin"
       done
     '';
   };
@@ -53,7 +62,13 @@ in {
     (lib.removePrefix config.home.homeDirectory straightBaseDir)
   ];
 
-  home.packages = [ emacsWrapper ];
+  home.packages = [
+    emacsWrapper
+  ] ++ fontPackages;
+
+  # There's probably a better place to put this, but the current setup demands
+  # Fontconfig for Emacs to find my fonts.
+  fonts.fontconfig.enable = true;
 
   # TODO: Make sure this is using the right package for Emacs...
   services.emacs = {