Usage of ./beacon-cache-proxy: -addr string Address for the proxy to listen on (default "127.0.0.1:55052") -bn-url string URL to the beacon node to proxy, eg, http://0.0.0.0:5052 -data-dir string Path in which to save cache data (default "/tmp/treegen-proxy") -debug Whether to enable debug logging -retain uint Number of epochs to retain in the cache (default 7000)