pub fn handle_command(
raw_cmd: &str,
args: Value,
) -> Pin<Box<dyn Future<Output = Result<Value, String>> + Send>>Expand description
Dispatch an IPC command by name with JSON arguments.
Supports names like "mycommands/greet" or even "/mycommands/greet"
and percent-encoded paths (e.g. %2Fmycommands%2Fgreet).