Supports the following methods:
connect/4, set_options/3, disconnect/2, get/3, post/4, set_prefix
connect("mywebserver.com", 80)
disconnect()
get("/")
post("/", "something useful")
Set options for requests.
set_options(follow_redirect = true, max_redirect = 5)
Complete list of available options could be found at hackney documentation.
Set prefix for metric reporting, for example you could differ between two server stats.
set_prefix("mygroup")
Please refer to keepalive example if you need more details.