Tweak neovim config

- Add noice, navic
- Tweak theme configuration
- Tweak cder configuration
- Update .ignore file

home/.config/nvim/lua/plugins/ufo.lua

@@ -1,7 +1,20 @@
 return function()
-  require("ufo").setup({
+  local keymap = vim.keymap
+  local o = vim.o
+  local ufo = require("ufo")
+  ufo.setup({
     close_fold_kinds = {
       "imports",
     },
   })
+
+  -- Using ufo, need to remap `zR` and `zM`. If Neovim is 0.6.1, remap yourself
+  keymap.set("n", "zR", ufo.openAllFolds)
+  keymap.set("n", "zM", ufo.closeAllFolds)
+
+  -- Fold settings
+  o.foldcolumn = "1"
+  o.foldlevel = 99
+  o.foldlevelstart = 99
+  o.foldenable = true
 end