jetbrains-mono: Use installFonts hook

pkgs/by-name/je/jetbrains-mono/package.nix

@@ -2,25 +2,26 @@
   lib,
   stdenvNoCC,
   fetchFromGitHub,
-  python313Packages,
+  python3Packages,
+  installFonts,
 }:
 
-stdenvNoCC.mkDerivation rec {
+stdenvNoCC.mkDerivation (finalAttrs: {
   pname = "jetbrains-mono";
   version = "2.304";
 
   src = fetchFromGitHub {
     owner = "jetbrains";
     repo = "jetbrainsmono";
-    rev = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-SW9d5yVud2BWUJpDOlqYn1E1cqicIHdSZjbXjqOAQGw=";
   };
 
   env."PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION" = "python";
 
   nativeBuildInputs = [
-    # Currently broken on 3.14
-    python313Packages.gftools
+    python3Packages.gftools
+    installFonts
   ];
 
   buildPhase = ''
@@ -29,21 +30,20 @@ stdenvNoCC.mkDerivation rec {
     runHook postBuild
   '';
 
-  installPhase = ''
-    runHook preInstall
-    install -Dm644 -t "$out/share/fonts/opentype/" fonts/otf/*.otf
-    install -Dm644 -t "$out/share/fonts/truetype/" fonts/ttf/*.ttf
-    install -Dm644 -t "$out/share/fonts/truetype/" fonts/variable/*.ttf
-    install -Dm644 -t "$out/share/fonts/WOFF2/" fonts/webfonts/*.woff2
-    runHook postInstall
-  '';
+  # gftools pulls in ninja which we don't need here.
+  dontUseNinjaInstall = true;
+
+  outputs = [
+    "out"
+    "webfont"
+  ];
 
   meta = {
     description = "Typeface made for developers";
     homepage = "https://jetbrains.com/mono/";
-    changelog = "https://github.com/JetBrains/JetBrainsMono/blob/v${version}/Changelog.md";
+    changelog = "https://github.com/JetBrains/JetBrainsMono/blob/v${finalAttrs.src.tag}/Changelog.md";
     license = lib.licenses.ofl;
     maintainers = with lib.maintainers; [ vinnymeller ];
     platforms = lib.platforms.all;
   };
-}
+})