add nvim

modules/desktop/editors/nvim.nix

@@ -0,0 +1,48 @@
+{ config, options, lib, pkgs, ... }:
+let
+  inherit (lib.meta) getExe;
+  inherit (lib.modules) mkIf;
+in
+{
+  options.modules.desktop.editors.nvim = let
+    inherit (lib.options) mkEnableOption;
+  in { enable = mkEnableOption "neo-vim (nixvim)"; };
+
+  config = mkIf config.modules.desktop.editors.nvim.enable {
+    programs.nixvim = {
+      enable = true;
+
+      options = {
+        number = true;
+
+        shiftwidth = 2;
+      };
+
+      colorschemes.gruvbox.enable = true;
+
+      plugins = {
+        lualine.enable = true;
+        lightline.enable = true;
+
+        lsp = {
+          enable = true;
+          servers = {
+            tsserver.enable = true;
+            lua-ls.enable = true;
+            rust-analyzer.enable = true;
+          };
+        };
+
+        nvim-cmp = {
+          enable = true;
+          autoEnableSources = true;
+          sources = [
+            {name = "nvim_lsp";}
+            {name = "path";}
+            {name = "buffer";}
+          ];
+        };
+      };
+    };
+  };
+}