return {

  -- copilot
  {
    "zbirenbaum/copilot.lua",
    cmd = "Copilot",
    build = ":Copilot auth",
    opts = {
      suggestion = { enabled = false },
      panel = { enabled = false },
    },
  },

  -- copilot cmp source
  {
    "nvim-cmp",
    dependencies = {
      {
        "zbirenbaum/copilot-cmp",
        dependencies = "copilot.lua",
        opts = {},
        config = function(_, opts)
          local copilot_cmp = require("copilot_cmp")
          copilot_cmp.setup(opts)
          -- attach cmp source whenever copilot attaches
          -- fixes lazy-loading issues with the copilot cmp source
          require("lazyvim.util").on_attach(function(client)
            if client.name == "copilot" then
              copilot_cmp._on_insert_enter()
            end
          end)
        end,
      },
    },
    ---@param opts cmp.ConfigSchema
    opts = function(_, opts)
      local cmp = require("cmp")

      opts.sources = cmp.config.sources(vim.list_extend(opts.sources, { { name = "copilot" } }))

      local confirm = opts.mapping["<CR>"]
      local confirm_copilot = cmp.mapping.confirm({
        select = true,
        behavior = cmp.ConfirmBehavior.Replace,
      })

      opts.mapping = vim.tbl_extend("force", opts.mapping, {
        ["<CR>"] = function(...)
          local entry = cmp.get_selected_entry()
          if entry and entry.source.name == "copilot" then
            return confirm_copilot(...)
          end
          return confirm(...)
        end,
      })
    end,
  },
}