nvim: add MarkdownPreview

- add `.cargo/bin` to PATH

modules/dotfiles/nvim/lua/thegeneralist/lazy/autopairs.lua

@@ -0,0 +1,7 @@
+return {
+  "windwp/nvim-autopairs",
+  event = "InsertEnter",
+  config = true,
+  -- use opts = {} for passing setup options
+  -- this is equivalent to setup({}) function
+}