nix fmt and some cleanup

Signed-off-by: cy <cy@cy7.sh>

flake.nix

@@ -126,9 +126,6 @@
             ...
           }:
           {
-            # make pkgs available to `perSystem`
-            _module.args.pkgs = inputs'.nixpkgs.legacyPackages;
-
             treefmt = {
               projectRootFile = "flake.nix";
               programs.nixfmt.enable = true;

home/nixvim/default.nix

@@ -82,7 +82,10 @@
             end
           end
         '';
-        mode = [ "n" "v" ];
+        mode = [
+          "n"
+          "v"
+        ];
       }
       # ask perplexity a quick question
       {
@@ -98,7 +101,10 @@
             end
           end
         '';
-        mode = [ "n" "v" ];
+        mode = [
+          "n"
+          "v"
+        ];
       }
     ];