Only supports basic auth for now. If you don't have a username and password, can usually get one here: https://confluence.mycompany.com/forgotuserpassword.action
It is possible to change the filter to narrow your search. The default CQL query is:
siteSearch ~ "input" and type = "page"
If you use a filter, it will be converted to:
siteSearch ~ "input" and type = "page" and ${filter}