Added: Nixvim modules

home/neovim/default.nix

@@ -12,6 +12,9 @@
     ./alpha.nix
     ./avante.nix
     ./openscad.nix
+    ./jupytext.nix
+    ./live-server.nix
+    ./which-key.nix
   ];
 
   programs.nixvim = {

home/neovim/jupytext.nix

@@ -0,0 +1,18 @@
+{ ... }: {
+  # Jupytext: Execute Jupyter notebooks directly in Neovim
+  programs.nixvim.jupytext = {
+    enable = true;
+    settings = {
+      custom_language_formatting = {
+        python = {
+          extension = "md";
+          force_ft = "markdown";
+          style = "markdown";
+        };
+      };
+      force_ft = null;
+      output_extension = "auto";
+      style = "light";
+    };
+  };
+}

home/neovim/live-server.nix

@@ -0,0 +1,15 @@
+{ pkgs, ... }: {
+  # Live Server: Auto-reload browser for web development
+  # Uses browser-sync for live reload functionality
+  programs.nixvim = {
+    keymaps = [{
+      mode = "n";
+      key = "<leader>ls";
+      action =
+        "<cmd>terminal browser-sync start --server --files '*.html, *.css, *.js' --no-notify<cr>";
+      options.desc = "Start live server (browser-sync)";
+    }];
+
+    extraPackages = with pkgs; [ nodePackages.browser-sync ];
+  };
+}

home/neovim/which-key.nix

@@ -0,0 +1,94 @@
+{ pkgs, ... }: {
+  # Which-key: Display available keybindings in popup
+  # Shows all possible key combinations after pressing leader or other prefix keys
+  programs.nixvim.plugins.which-key = {
+    enable = true;
+
+    settings = {
+      delay = 500; # Time in ms before popup shows
+
+      icons = {
+        breadcrumb = "»";
+        separator = "➜";
+        group = "+";
+      };
+
+      # Organize keymaps into named groups
+      spec = [
+        # Leader key groups
+        {
+          __unkeyed-1 = "<leader>a";
+          group = "Avante AI";
+          icon = "🤖";
+        }
+        {
+          __unkeyed-1 = "<leader>f";
+          group = "Find/Files/Terminal";
+          icon = "🔍";
+        }
+        {
+          __unkeyed-1 = "<leader>m";
+          group = "Molten (Jupyter)";
+          icon = "📓";
+        }
+        {
+          __unkeyed-1 = "<leader>o";
+          group = "OpenSCAD";
+          icon = "🔧";
+        }
+
+        # Bracket navigation groups
+        {
+          __unkeyed-1 = "[";
+          group = "Previous";
+          icon = "⬅️";
+        }
+        {
+          __unkeyed-1 = "]";
+          group = "Next";
+          icon = "➡️";
+        }
+
+        # g prefix groups
+        {
+          __unkeyed-1 = "g";
+          group = "Go/LSP";
+          icon = "🎯";
+        }
+        {
+          __unkeyed-1 = "gr";
+          group = "LSP References/Rename";
+          icon = "🔗";
+        }
+        {
+          __unkeyed-1 = "gc";
+          group = "Comments";
+          icon = "💬";
+        }
+
+        # l prefix
+        {
+          __unkeyed-1 = "<leader>l";
+          group = "Live Server";
+          icon = "🌐";
+        }
+
+        # z prefix
+        {
+          __unkeyed-1 = "z";
+          group = "Folds/Spell";
+          icon = "📋";
+        }
+      ];
+
+      # Hide specific mappings to reduce clutter
+      disable = {
+        builtin_keys = {
+          # Hide these default vim keys from which-key
+          i = [ "<C-R>" "<C-W>" ];
+          n = [ "<C-W>" ];
+        };
+      };
+    };
+  };
+}