fix fonts on a mac

nixos/boxes/form3/default.nix

@@ -21,15 +21,17 @@ in {
 
   fonts.fontDir.enable = true;
   fonts.fonts = with pkgs; [
-    (fetchzip {
-      name = "berkeley-mono-fonts";
-      url = "file:///" + ../../fonts.zip;
-      postFetch = ''
-        mkdir -p $out/share/fonts
-        unzip -j $downloadedFile \*.otf -d $out/share/fonts/opentype
-      '';
-      sha256 = "sha256-y+j3iHGX0P1pdylLJTlxbhyQ1oFAwini3o3ljLzOsoM=";
-    })
+    (runCommand "berkeley-fonts" { } ''
+      mkdir -vp "$out/share/fonts/opentype"
+      mkdir -vp "$out/share/fonts/truetype"
+      ${pkgs.unzip}/bin/unzip ${
+        ../../fonts.zip
+      } \*.otf -d $out/share/fonts/opentype
+      ${pkgs.unzip}/bin/unzip ${
+        ../../fonts.zip
+      } \*.ttf -d $out/share/fonts/truetype
+
+    '')
     nerdfonts
     fira-code
     font-awesome