fixup! feat(nix): add comprehensive nix flake

Author: stefanhaller

flake.nix

@@ -117,7 +117,6 @@
         };
 
       flake = {
-        # Global overlay for other flakes to use
         overlays.default = final: prev: {
           lazygit = inputs.self.packages.${final.system}.lazygit;
         };