✨ [pi4] Replaced Nvim with Helix editor

hosts/pi4/home-manager/default.nix

@@ -11,10 +11,10 @@
     inputs.catppuccin.homeModules.catppuccin
     (lib.custom.relativeToRoot "shared/home-manager/btop.nix")
     (lib.custom.relativeToRoot "shared/home-manager/development/git.nix")
-    (lib.custom.relativeToRoot "shared/home-manager/development/nixvim")
     (lib.custom.relativeToRoot "shared/home-manager/fastfetch.nix")
     (lib.custom.relativeToRoot "shared/home-manager/fish.nix")
     (lib.custom.relativeToRoot "shared/home-manager/gpg.nix")
+    ./helix.nix
   ];
 
   home.stateVersion = systemConfig.version;

hosts/pi4/home-manager/helix.nix

@@ -0,0 +1,30 @@
+{ pkgs, theme, ... }:
+
+{
+  catppuccin.helix = {
+    enable = true;
+    flavor = theme.flavor;
+  };
+
+  programs.helix = {
+    enable = true;
+    defaultEditor = true;
+    settings = {
+      editor = {
+        cursor-shape = {
+          normal = "block";
+          insert = "bar";
+          select = "underline";
+        };
+        lsp.display-messages = true;
+      };
+    };
+    languages.language = [
+      {
+        name = "nix";
+        auto-format = true;
+        formatter.command = "${pkgs.nixfmt-rfc-style}/bin/nixfmt";
+      }
+    ];
+  };
+}