treewide: begin restructuring the module tree

modules/plugins/utility/binds/which-key/config.nix

@@ -0,0 +1,36 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  inherit (lib.modules) mkIf;
+  inherit (lib.strings) optionalString;
+  inherit (lib.nvim.lua) toLuaObject;
+  inherit (lib.nvim.dag) entryAnywhere;
+
+  cfg = config.vim.binds.whichKey;
+in {
+  config = mkIf (cfg.enable) {
+    vim.startPlugins = ["which-key"];
+
+    vim.luaConfigRC.whichkey = entryAnywhere ''
+      local wk = require("which-key")
+      wk.setup ({
+        key_labels = {
+          ["<space>"] = "SPACE",
+          ["<leader>"] = "SPACE",
+          ["<cr>"] = "RETURN",
+          ["<tab>"] = "TAB",
+        },
+
+        ${optionalString (config.vim.ui.borders.plugins.which-key.enable) ''
+        window = {
+          border = "${config.vim.ui.borders.plugins.which-key.style}",
+        },
+      ''}
+      })
+
+      wk.register(${toLuaObject cfg.register})
+    '';
+  };
+}

modules/plugins/utility/binds/which-key/default.nix

@@ -0,0 +1,6 @@
+_: {
+  imports = [
+    ./which-key.nix
+    ./config.nix
+  ];
+}

modules/plugins/utility/binds/which-key/which-key.nix

@@ -0,0 +1,18 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  inherit (lib.options) mkEnableOption mkOption;
+  inherit (lib.types) attrsOf str;
+in {
+  options.vim.binds.whichKey = {
+    enable = mkEnableOption "which-key keybind helper menu";
+
+    register = mkOption {
+      description = "Register label for which-key keybind helper menu";
+      type = attrsOf str;
+      default = {};
+    };
+  };
+}