This function encapsulates the logic of making a cache key, allowing other code or libraries to access the HTTP cache programmatically.
buildCacheKey(url, query = NULL, body = NULL, extras = c())
character request URL
Optional query parameters for the request
Optional request body
character Optional additional annotations to include in the cache key.
Character value, starting with url
and including hashed query
and body values if provided, to be used as the cache key for this request.