Fixes resource compilation problems

Adds glib_build_tools crate, and adds glib (which provides glib-compile-*) to kifu-gtk.

.gitignore

@@ -2,3 +2,4 @@ target
 .direnv/
 node_modules
 dist
+result

flake.nix

@@ -63,6 +63,11 @@
                 gdk4-sys = standardOverride;
                 gsk4-sys = standardOverride;
                 gtk4-sys = standardOverride;
+                kifu-gtk = attrs: {
+                  nativeBuildInputs = [
+                    pkgs.glib
+                  ];
+                };
               };
             };
           in {