applied my custom settings without breaking anything

lua/plugins/kickstart/neo-tree.lua

@@ -0,0 +1,39 @@
+-- Neo-tree is a Neovim plugin to browse the file system
+-- https://github.com/nvim-neo-tree/neo-tree.nvim
+
+return {
+  'nvim-neo-tree/neo-tree.nvim',
+  version = '*',
+  dependencies = {
+    'nvim-lua/plenary.nvim',
+    'nvim-tree/nvim-web-devicons', -- not strictly required, but recommended
+    'MunifTanjim/nui.nvim',
+  },
+  cmd = 'Neotree',
+  keys = {
+    { '\\', ':Neotree reveal<CR>', { desc = 'NeoTree reveal' } },
+  },
+  -- opts = {
+  --   filesystem = {
+  --     window = {
+  --       mappings = {
+  --         ['\\'] = 'close_window',
+  --       },
+  --     },
+  --   },
+  -- },
+  config = function()
+    require('neo-tree').setup {
+      filesystem = {
+        window = {
+          mappings = {
+            ['\\'] = 'close_window',
+          },
+        },
+      },
+    }
+    require('nvim-web-devicons').setup {
+      default = true, -- globally enable default icons (default to false)
+    }
+  end,
+}