add autopair plugin

lua/custom/plugins/init.lua

@@ -8,6 +8,19 @@ return {
 		keys = {
 			{ "<leader>U", "<Cmd>UndotreeToggle<CR>", desc = "Undotree Toggle" },
 		},
-	}
+	},
 
+	{
+		"windwp/nvim-autopairs",
+		config = function()
+			require("nvim-autopairs").setup {}
+			-- If you want insert `(` after select function or method item
+			local cmp_autopairs = require('nvim-autopairs.completion.cmp')
+			local cmp = require('cmp')
+			cmp.event:on(
+				'confirm_done',
+				cmp_autopairs.on_confirm_done()
+			)
+		end
+	}
 }