public static Tags concat(@Nullable Iterable<? extends Tag> tags, @Nullable String... keyValues) {
        return Tags.of(tags).and(keyValues);
    }
public static Tags concat ( @ Nullable Iterable < ? extends Tag > tags , @ Nullable String ... keyValues ) { return Tags . of ( tags ) . and ( keyValues ) ; }
Return a new {@code Tags} instance by concatenating the specified tags and key/value pairs.

@param tags      the first set of tags
@param keyValues the additional key/value pairs to add
@return the merged tags