public static <T> void add(Collection<T> collection, T objectAdd) {
        if(Objects.isNull(objectAdd)){
            return;
        }
        collection.add(objectAdd);
    }
Add an object to the collection
@param collection original collection
@param objectAdd the object to be added
@param <T>
chat2db-server/chat2db-server-tools/chat2db-server-tools-common/src/main/java/ai/chat2db/server/tools/common/util/EasyCollectionUtils.java