Nvim restart (#9)

* chore(nvim): remove astronvim and configs

* feat(nvim): new, custom nvim configuration

config/nvim/lua/plugins/which-key.lua

@@ -0,0 +1,15 @@
+local vim = vim
+
+return {
+  "folke/which-key.nvim",
+  enabled = true,
+  lazy = false,
+  init = function()
+    vim.o.timeout = true
+    vim.o.timeoutlen = 300
+  end,
+  opts = {
+    -- your configuration comes here
+    -- or leave it empty to use the default settings
+  },
+}