kickstart.nvim/lua/custom/plugins/todo-comments.lua

-- You can add your own plugins here or in other files in this directory!
--  I promise not to create any merge conflicts in this directory :)
--
-- See the kickstart.nvim README for more information
return {
  {
    "folke/todo-comments.nvim",
    dependencies = { "nvim-lua/plenary.nvim" },
    opts = {
      -- your configuration comes here
      -- or leave it empty to use the default settings
      -- refer to the configuration section below
    }
  }
}