An example UDSink: https://github.com/numaproj/numaflow-sinks/blob/main/http-sink/main.go
Corresponding image: https://quay.io/repository/numaio/numaflow-sink/http-sink
Command Line Args:
-- headers HTTP Headers
-- insecure-skip-tls-verify Skip TLS verify
-- method HTTP Method (default "GET")
-- retries Request Retries (default 3)
-- timeout Request Timeout in seconds (default 30)
-- url URL