return {
  'stevearc/oil.nvim',
  ---@module 'oil'
  ---@type oil.SetupOpts
  opts = {
    default_file_explorer = true,
    columns = { 'icon' },
    keymaps = {
      ['<CR>'] = function()
        local oil = require 'oil'
        local actions = require 'oil.actions'
        local entry = oil.get_cursor_entry()

        if not entry then return end

        if entry.type == 'directory' then
          actions.select.callback()
          return
        end

        local sidebar_win = vim.api.nvim_get_current_win()
        local sidebar_pos = vim.api.nvim_win_get_position(sidebar_win)
        local target_win = nil

        for _, win in ipairs(vim.api.nvim_tabpage_list_wins(0)) do
          if win ~= sidebar_win then
            local buf = vim.api.nvim_win_get_buf(win)
            if vim.bo[buf].filetype ~= 'oil' then
              local pos = vim.api.nvim_win_get_position(win)
              if pos[2] > sidebar_pos[2] then
                if not target_win then
                  target_win = win
                else
                  local target_pos = vim.api.nvim_win_get_position(target_win)
                  if pos[2] < target_pos[2] then target_win = win end
                end
              end
            end
          end
        end

        if not target_win then
          vim.cmd 'vsplit'
          target_win = vim.api.nvim_get_current_win()
          vim.api.nvim_set_current_win(sidebar_win)
        end

        local dir = oil.get_current_dir()
        if not dir then return end

        local path = vim.fs.joinpath(dir, entry.name)
        vim.api.nvim_set_current_win(target_win)
        vim.cmd.edit(vim.fn.fnameescape(path))
      end,
    },
  },
  keys = {
    {
      '<leader>e',
      function()
        for _, win in ipairs(vim.api.nvim_list_wins()) do
          local buf = vim.api.nvim_win_get_buf(win)
          if vim.bo[buf].filetype == 'oil' then
            vim.api.nvim_win_close(win, true)
            return
          end
        end

        local current_win = vim.api.nvim_get_current_win()
        vim.cmd 'topleft vsplit'
        local sidebar_win = vim.api.nvim_get_current_win()
        require('oil').open()
        vim.api.nvim_win_set_width(sidebar_win, 20)
        vim.wo[sidebar_win].winfixwidth = true
        vim.api.nvim_set_current_win(current_win)
      end,
      desc = 'Toggle Oil sidebar',
    },
  },
  -- Optional dependencies
  dependencies = { { 'nvim-mini/mini.icons', opts = {} } },
  -- dependencies = { "nvim-tree/nvim-web-devicons" }, -- use if you prefer nvim-web-devicons
  -- Lazy loading is not recommended because it is very tricky to make it work correctly in all situations.
  lazy = false,
}