fix(nvim): update live command to use v2 setup

users/price/dots/.config/nvim/lua/plugins/configs/live-command.lua

@@ -11,16 +11,25 @@ return {
                 commands = {
                     GG = { cmd = "g" },
                     Norm = { cmd = "norm" },
-                    Reg = {
-                        cmd = "norm",
-                        -- This will transform ":5Reg a" into ":norm 5@a"
-                        args = function(opts)
-                            return (opts.count == -1 and "" or opts.count) .. "@" .. opts.args
-                        end,
-                        range = "",
-                    },
                 },
             })
+            -- Transforms ":5Reg a" into ":norm 5@a"
+            local function get_command_string(cmd)
+                local get_range_string = require("live-command").get_range_string
+                local args = (cmd.count == -1 and "" or cmd.count) .. "@" .. cmd.args
+                return get_range_string(cmd) .. "norm " .. args
+            end
+
+            vim.api.nvim_create_user_command("Reg", function(cmd)
+                vim.cmd(get_command_string(cmd))
+            end, {
+                nargs = "?",
+                range = true,
+                preview = function(cmd, preview_ns, preview_buf)
+                    local cmd_to_preview = get_command_string(cmd)
+                    return require("live-command").preview_callback(cmd_to_preview, preview_ns, preview_buf)
+                end,
+            })
         end,
     },
 }