default List<String> queryParams(String name) {
        return queryParams().getAll(name);
    }
Returns all values for the parameter with the specified name. The returned {@link List} can't be
modified.

@param name the parameter name
@return a {@link List} of parameter values or an empty {@link List} if there is no such parameter.
core/src/main/java/com/linecorp/armeria/server/ServiceRequestContext.java