nvim/lua/plugins/oil.lua

return {
  'stevearc/oil.nvim',
  dependencies = { 'nvim-tree/nvim-web-devicons' },
  config = function()
    require('oil').setup { view_options = { show_hidden = true } }
    vim.keymap.set('n', '-', require('oil').open, { desc = 'Open parent directory' })
  end,
}