feat: add folder icons

lua/config/icons.lua

@@ -28,5 +28,11 @@ return {
     folds = {
         open = '',
         closed = ''
-    }
+    },
+    folder = {
+        closed = '',
+        open = '',
+        empty = ''
+    },
+    file = ''
 }

lua/plugins/neo-tree.lua

@@ -10,7 +10,8 @@
 --
 -- ==============================================
 
-ui = require 'config.ui'
+local ui = require 'config.ui'
+local icons = require 'config.icons'
 
 return {
     "nvim-neo-tree/neo-tree.nvim",
@@ -59,9 +60,15 @@ return {
                 indent_marker = "│",
                 last_indent_marker = "└",
                 with_expanders = true, -- if nil and file nesting is enabled, will enable expanders
-                expander_collapsed = "",
-                expander_expanded = "",
+                expander_collapsed = icons.folds.open,
+                expander_expanded = icons.folds.closed,
                 expander_highlight = "NeoTreeExpander",
+            },
+            icon = {
+                folder_closed = icons.folder.closed,
+                folder_open = icons.folder.open,
+                folder_empty = icons.folder.empty,
+                default = icons.file
             }
         }
     }