add undotree keybind

modules/nixvim/plugins/default.nix

@@ -21,6 +21,7 @@
     ./lastplace.nix
     ./codeium.nix
     ./undotree.nix
+    ./transparent.nix
     ./lsp
   ];
   extraPlugins = with pkgs.vimPlugins;

modules/nixvim/plugins/transparent.nix

@@ -0,0 +1,3 @@
+{
+  plugins.transparent.enable = true;
+}

modules/nixvim/plugins/treesitter.nix

@@ -1,9 +1,13 @@
 {
-  plugins.treesitter = {
-    enable = true;
-    settings = {
-      indent.enable = true;
+  plugins = {
+    treesitter = {
+      enable = true;
+      settings = {
+        indent.enable = true;
+      };
+      folding = true;
     };
-    folding = true;
+    treesitter-context.enable = true;
+    ts-autotag.enable = true;
   };
 }

modules/nixvim/plugins/undotree.nix

@@ -1,3 +1,12 @@
 {
   plugins.undotree.enable = true;
+  keymaps = [
+    {
+      key = "<leader>u";
+      action = "<cmd>UndotreeToggle<CR>";
+      options = {
+        silent = true;
+      };
+    }
+  ];
 }