removed barbar

lua/plugins/barbar.lua

@@ -1,13 +0,0 @@
-return { 'romgrk/barbar.nvim',
-    dependencies = {
-        'lewis6991/gitsigns.nvim',   -- OPTIONAL: for git status
-        'nvim-tree/nvim-web-devicons', -- OPTIONAL: for file icons
-    },
-    init = function() vim.g.barbar_auto_setup = false end,
-    opts = {
-        -- lazy.nvim will automatically call setup for you. put your options here, anything missing will use the default:
-        -- animation = true,
-        -- insert_at_start = true,
-        -- …etc.
-    },
-}

lua/plugins/neo-tree.lua

@@ -1,11 +1,9 @@
--- TODO: set keymaps
-
 return {
     "nvim-neo-tree/neo-tree.nvim",
     branch = "v3.x",
     dependencies = {
         "nvim-lua/plenary.nvim",
-        "nvim-tree/nvim-web-devicons", -- not strictly required, but recommended
+        "nvim-tree/nvim-web-devicons",
         "MunifTanjim/nui.nvim",
         -- "3rd/image.nvim", -- Optional image support in preview window: See `# Preview Mode` for more information
     },

lua/sets.lua

@@ -24,6 +24,9 @@ vim.opt.undodir = os.getenv("HOME") .. "/.local/state/nvim/undodir"
 vim.opt.undofile = true
 vim.opt.updatetime = 50
 
+-- close unused buffers
+vim.opt.hidden = false
+
 -- end search when exiting
 vim.opt.hlsearch = false
 vim.opt.incsearch = true