how to validate datetime on laravel validator with date_format rule

Question

Datetime input on Form

this my input datetime in form, the format is 30/12/2023 11.52.18

i want to validate that format with laravel validation rule data_format i was try on laravel validation rule -> date_format:dd/mm/yyyy h.i.s and its always detect as format not valid

and this my validator in controller Validate in Controller