redireccion change

Currently the searches are being made from the index site and are being sent to search.php?q={search query} for better integration with other browsers including Midori Browser is to improve the rediction to be astiango.co/?q={ search query } search, this can be checked example: at the moment https://astiango.co/search.php?q=midori+browser&t=0&p=0 how should it be https://astiango.co/?q=midori+browser&t=0&p=0