fix

lua/keys.lua

@@ -4,7 +4,7 @@ local u = require('utils')
 vim.cmd([[autocmd CursorHold * lua vim.diagnostic.open_float({focusable = false})]])
 
 key('n', ';', ':Telescope find_files<CR>', {})
-key('', '<C-n>', ':NvimTreeToggle<CR>', {})
+key('n', '<C-n>', ':NvimTreeToggle<CR>', {})
 key('n', 'gh', '/<c-r>=expand("<cword>")<CR><CR>N', {})
 
 key('i', '<TAB>', 'pumvisible() ? "<C-n>" : "<Tab>"', { expr = true, silent = true })

lua/plugins.lua

@@ -67,6 +67,7 @@ return require('packer').startup({function()
   use 'kdheepak/cmp-latex-symbols'
   use 'nvim-treesitter/nvim-treesitter'
   use 'simrat39/symbols-outline.nvim'
+  use 'j-hui/fidget.nvim'
 
   use 'kyazdani42/nvim-web-devicons'