feat: add fold icons

lua/config/icons.lua

@@ -15,5 +15,18 @@ return {
         warn = "",
         hint = "",
         info = ""
+    },
+    comments = {
+        fix = '',
+        todo = '',
+        hack = '',
+        warn = '',
+        perf = '',
+        note = '',
+        test = '⏲'
+    },
+    folds = {
+        open = '',
+        closed = ''
     }
 }

lua/config/opts.lua

@@ -9,6 +9,8 @@
 --
 -- ==============================================
 
+local icons = require'config.icons'
+
 --
 -- neovim global options
 -- ..............................................
@@ -38,8 +40,8 @@ opt.foldlevel = 99
 opt.foldlevelstart = 99
 opt.foldenable = true
 opt.fillchars = {
-    foldopen = "",
+    foldopen = icons.folds.open,
-    foldclose = "",
+    foldclose = icons.folds.closed,
     fold = " ",
     foldsep = " ",
     diff = "╱",