Update astronvim to v4

.config/nvim/init.lua

@@ -0,0 +1,19 @@
+-- This file simply bootstraps the installation of Lazy.nvim and then calls other files for execution
+-- This file doesn't necessarily need to be touched, BE CAUTIOUS editing this file and proceed at your own risk.
+local lazypath = vim.env.LAZY or vim.fn.stdpath "data" .. "/lazy/lazy.nvim"
+if not (vim.env.LAZY or (vim.uv or vim.loop).fs_stat(lazypath)) then
+  -- stylua: ignore
+  vim.fn.system({ "git", "clone", "--filter=blob:none", "https://github.com/folke/lazy.nvim.git", "--branch=stable", lazypath })
+end
+vim.opt.rtp:prepend(lazypath)
+
+-- validate that lazy is available
+if not pcall(require, "lazy") then
+  -- stylua: ignore
+  vim.api.nvim_echo({ { ("Unable to load lazy from: %s\n"):format(lazypath), "ErrorMsg" }, { "Press any key to exit...", "MoreMsg" } }, true, {})
+  vim.fn.getchar()
+  vim.cmd.quit()
+end
+
+require "lazy_setup"
+require "polish"