These function retrieves information about either rstac queries
(rstac_query objects) or rstac documents
(rstac_doc objects).
stac_version(x, ...)stac_type(x)
The stac_version() function returns a character STAC API
version.
either a rstac_query object expressing a STAC query
criteria or any rstac_doc.
config parameters to be passed to GET method, such as add_headers or set_cookies.