fix: added overlay for lualine-nvim

flake.nix

@@ -27,7 +27,12 @@
         };
         treefmtEval = treefmt-nix.lib.evalModule pkgs (treefmtConfig {inherit pkgs;});
 
-        pkgs = import nixpkgs {inherit system;};
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [
+            (import ./overlays/lualine-nvim.nix)
+          ];
+        };
         mergedLib = pkgs.lib.extend (final: prev: {${namespace} = import ./lib {lib = pkgs.lib;};});
 
         nixvimLib = nixvim.lib.${system};

overlays/lualine-nvim.nix

@@ -0,0 +1,20 @@
+final: prev: {
+  vimPlugins =
+    prev.vimPlugins
+    // {
+      lualine-nvim = prev.neovimUtils.buildNeovimPlugin {
+        luaAttr = prev.luaPackages.lualine-nvim.overrideAttrs {
+          knownRockspec = prev.fetchurl {
+            url = "mirror://luarocks/lualine.nvim-scm-1.rockspec";
+            sha256 = "sha256-+ru34zasfJCJOS0z38RnqE2wMGeLfw2GIB/guy1RmAU=";
+          };
+          src = prev.fetchFromGitHub {
+            owner = "nvim-lualine";
+            repo = "lualine.nvim";
+            rev = "47f91c416daef12db467145e16bed5bbfe00add8";
+            hash = "sha256-OpLZH+sL5cj2rcP5/T+jDOnuxd1QWLHCt2RzloffZOA=";
+          };
+        };
+      };
+    };
+}