fix git gutter color

init.lua

@@ -122,11 +122,16 @@ require('lazy').setup({
     opts = {
       -- See `:help gitsigns.txt`
       signs = {
-        add = { text = '+' },
-        change = { text = '~' },
-        delete = { text = '_' },
-        topdelete = { text = '‾' },
-        changedelete = { text = '~' },
+        -- add = { text = '+' },
+        -- change = { text = '~' },
+        -- delete = { text = '_' },
+        -- topdelete = { text = '‾' },
+        -- changedelete = { text = '~' },
+        add          = {hl = 'GitGutterAdd'   , text = '+'},
+        change       = {hl = 'GitGutterChange', text = '~'},
+        delete       = {hl = 'GitGutterDelete', text = '_'},
+        topdelete    = {hl = 'GitGutterDelete', text = '‾'},
+        changedelete = {hl = 'GitGutterChange', text = '~'},
       },
       on_attach = function(bufnr)
         vim.keymap.set('n', '<leader>gp', require('gitsigns').prev_hunk, { buffer = bufnr, desc = '[G]o to [P]revious Hunk' })