return {
  {
    'hedyhli/outline.nvim',
    lazy = false, -- TODO: figure out why keymappings break when `lazy = true` and using `opts` and `keys` instead of `config` function ...
    cmd = { 'Outline' },
    config = function()
      require('outline').setup {
        outline_window = {
          auto_jump = false,
          focus_on_open = false,
        },
      }

      vim.keymap.set('n', '<leader>to', '<Cmd>Outline<CR>', { desc = 'Toggle: [O]utline' })
      vim.keymap.set('n', '<F2>', '<Cmd>Outline<CR>', { desc = 'Toggle Outline', noremap = true })
    end,
  },
}