fix: Correct Nix shell for building correctly

shell.nix

@@ -1,65 +1,85 @@
-{ pkgs ? import <nixpkgs> { } }:
-with pkgs;
-
-let
+{pkgs ? import <nixpkgs> {}}:
+with pkgs; let
   inherit (lib) optional optionals;
   inherit (xorg) libX11 libXrandr libXinerama libXcursor libXi libXext;
   inherit (darwin.apple_sdk.frameworks) Cocoa CoreGraphics Foundation IOKit Kernel OpenGL UniformTypeIdentifiers;
-  harfbuzzWithCoreText = harfbuzz.override { withCoreText = stdenv.isDarwin; };
+  harfbuzzWithCoreText = harfbuzz.override {withCoreText = stdenv.isDarwin;};
 in
-with python3Packages;
-mkShell rec {
-  buildInputs = [
-    harfbuzzWithCoreText
-    ncurses
-    lcms2
-    xxhash
-  ] ++ optionals stdenv.isDarwin [
-    Cocoa
-    CoreGraphics
-    Foundation
-    IOKit
-    Kernel
-    OpenGL
-    UniformTypeIdentifiers
-    libpng
-    python3
-    zlib
-  ] ++ lib.optionals (stdenv.isDarwin && (builtins.hasAttr "UserNotifications" darwin.apple_sdk.frameworks)) [
-    darwin.apple_sdk.frameworks.UserNotifications
-  ] ++ optionals stdenv.isLinux [
-    fontconfig libunistring libcanberra libX11
-    libXrandr libXinerama libXcursor libxkbcommon libXi libXext
-    wayland-protocols wayland dbus
-  ] ++ checkInputs;
+  with python3Packages;
+    mkShell rec {
+      buildInputs =
+        [
+          harfbuzzWithCoreText
+          ncurses
+          lcms2
+          xxhash
+        ]
+        ++ optionals stdenv.isDarwin [
+          Cocoa
+          CoreGraphics
+          Foundation
+          IOKit
+          Kernel
+          OpenGL
+          UniformTypeIdentifiers
+          libpng
+          python3
+          zlib
+        ]
+        ++ lib.optionals (stdenv.isDarwin && (builtins.hasAttr "UserNotifications" darwin.apple_sdk.frameworks)) [
+          darwin.apple_sdk.frameworks.UserNotifications
+        ]
+        ++ optionals stdenv.isLinux [
+          fontconfig
+          libunistring
+          libcanberra
+          libX11
+          libXrandr
+          libXinerama
+          libXcursor
+          libxkbcommon
+          libXi
+          libXext
+          wayland-protocols
+          wayland
+          openssl
+          xxHash
+          dbus
+        ]
+        ++ checkInputs;
 
-  nativeBuildInputs = [
-    ncurses
-    pkg-config
-    sphinx
-    furo
-    sphinx-copybutton
-    sphinxext-opengraph
-    sphinx-inline-tabs
-  ] ++ optionals stdenv.isDarwin [
-    imagemagick
-    libicns  # For the png2icns tool.
-  ];
+      nativeBuildInputs =
+        [
+          ncurses
+          pkg-config
+          sphinx
+          furo
+          sphinx-copybutton
+          sphinxext-opengraph
+          sphinx-inline-tabs
+        ]
+        ++ optionals stdenv.isDarwin [
+          imagemagick
+          libicns # For the png2icns tool.
+        ];
 
-  propagatedBuildInputs = optional stdenv.isLinux libGL;
+      propagatedBuildInputs = optional stdenv.isLinux libGL;
 
-  checkInputs = [
-    pillow
-  ];
+      checkInputs = [
+        pillow
+      ];
 
-  # Causes build failure due to warning when using Clang
-  hardeningDisable = [ "strictoverflow" ];
+      # Causes build failure due to warning when using Clang
+      hardeningDisable = ["strictoverflow"];
 
-  shellHook = if stdenv.isDarwin then ''
-    export KITTY_NO_LTO=
-  '' else ''
-    export KITTY_EGL_LIBRARY='${lib.getLib libGL}/lib/libEGL.so.1'
-    export KITTY_STARTUP_NOTIFICATION_LIBRARY='${libstartup_notification}/lib/libstartup-notification-1.so'
-    export KITTY_CANBERRA_LIBRARY='${libcanberra}/lib/libcanberra.so'
-  '';
-}
+      shellHook =
+        if stdenv.isDarwin
+        then ''
+          export KITTY_NO_LTO=
+        ''
+        else ''
+          export KITTY_EGL_LIBRARY='${lib.getLib libGL}/lib/libEGL.so.1'
+          export KITTY_STARTUP_NOTIFICATION_LIBRARY='${libstartup_notification}/lib/libstartup-notification-1.so'
+          export KITTY_CANBERRA_LIBRARY='${libcanberra}/lib/libcanberra.so'
+        '';
+    }