Checks if there is an internet connection with Ipea server to download aop data.
check_connection(
url = "https://www.ipea.gov.br/geobr/metadata/metadata_gpkg.csv",
silent = FALSE
)
A string with the url address of an aop dataset
Logical. Throw a message when silent is FALSE
(default)
Logical. TRUE
if url is working, FALSE
if not.