ensureWsScheme
String ensureWsScheme(String value)Ensures the string starts with ws:// or wss://.
If scheme is missing, adds ws:// (or wss:// for port 443).
String ensureWsScheme(String value)Ensures the string starts with ws:// or wss://.
If scheme is missing, adds ws:// (or wss:// for port 443).