@Override
        public String toString() {
            return String.format("new %d running %d frozen %d finished %d other %d", newCount, runningCont, frozenCount,
                    finishedCount, otherCount);
        }
handle the task config from manager, including add, delete, update etc.
the task config is store in both task store and memory.
inlong-agent/agent-core/src/main/java/org/apache/inlong/agent/core/task/TaskManager.java