return {
  {
    {
      "zk-org/zk-nvim",
      config = function()
        require("zk").setup({
          picker = "fzf_lua",

          lsp = {
            config = {
              cmd = { "zk", "lsp" },
              name = "zk",
              -- on_attach = ...
              -- etc, see `:h vim.lsp.start_client()`
            },

            -- automatically attach buffers in a zk notebook that match the given filetypes
            auto_attach = {
              enabled = true,
              filetypes = { "markdown" },
            },
          },
        })
      end,
    },
  },
}