Add nvim-lazy submodule and add plugin configuration.

pkgsets/nvim/fugitive.nix

@@ -0,0 +1,54 @@
+{
+  lib,
+  config,
+  ...
+}:
+
+lib.mkIf (lib.elem "nvim::fugitive" config.machine.pkgs) {
+  programs.nvim-lazy.lazyPlugins = [
+    {
+      # short = "NeogitOrg/neogit";
+      lazy = true;
+      dir = vPlug: vPlug.neogit;
+      dependencies = (
+        vPlug: with vPlug; [
+          # plenary-nvim
+          "nvim-lua/plenary.nvim"
+          diffview-nvim
+          telescope-nvim
+        ]
+      );
+      cmd = [ "Neogit" ];
+      keys = [
+        {
+          bind = "<leader>gm";
+          cmd = "<Cmd>Neogit<CR>";
+          opts = {
+            desc = "Open Neogit.";
+          };
+        }
+      ];
+      config = true;
+    }
+    {
+      lazy = true;
+      dir = vPlug: vPlug.diffview-nvim;
+    }
+    {
+      enabled = true;
+      lazy = true;
+      dir = vPlug: vPlug.fugitive;
+      cmd = [ "Git" ];
+      keys = [
+        {
+          bind = "<leader>gs";
+          cmd = "<Cmd>Git<CR>";
+          opts = {
+            desc = "Open fugitive (git status)";
+          };
+        }
+        # { bind = "<leader>ga"; cmd = "<Cmd>Git<CR>"; opts = { desc = "Open fugitive (git status)"; }; }
+      ];
+    }
+  ];
+}