quito los print pero sigo sin saber por qué no está usando mi función en enter pero sí acepta el resto de keymaps

plugin/todoer.lua

@@ -1,12 +1,9 @@
-print("primer keymap")
-
 vim.keymap.set("n", "<leader>t", function() end, { desc = "+Todos" })
 
 -- add new todo line when previous is already a todo
 
-local function on_enter()
+local function press_enter()
 	local current_line = vim.api.nvim_get_current_line()
-	print("entro en onenter")
 	-- Check if the current line matches the pattern
 	local pattern = "^%- %[[ x]%] .*$"
 	local match = string.match(current_line, pattern)
@@ -26,9 +23,7 @@ local function on_enter()
 		vim.api.nvim_feedkeys("\n", "n", true)
 	end
 end
-vim.keymap.set("i", "<CR>", on_enter, { desc = "On enter", noremap = false, expr = true })
+vim.keymap.set("i", "<CR>", press_enter, { desc = "On enter", noremap = true, expr = true })
-
-print("segundo keymap")
 
 -- function that checks if the current line starts with the string "- [ ]" or "- [x]" and toggles the x
 local function toggle_todo()
@@ -53,7 +48,6 @@ local function toggle_todo()
 end
 vim.keymap.set("n", "<leader>tt", toggle_todo, { desc = "Toggle todo" })
 
-print("tercero")
 -- function that checks if the current line doesn't start with the string "- [ ] " and, if it doesn't, adds the string at the beginning of the line
 local function add_todo()
 	local line = vim.api.nvim_get_current_line()