Other optional parameter ..
`&sort=crawl_date`
can be appended to search_string to sort results by date.
`&domain=example.org`
can be implemented to search_string to get results from just one domain.
Public instances could get relatively fast timed-out for 3600s.
--
Merged from @allendema's commit [1] and slightly modfied / see [2].
Related-to: [1] 455b2b4460
Related-to: [2] https://github.com/searx/searx/pull/3040
Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>