fix(service-automation): 降级版挂起态读取器的 warn cause 移出 message,改走 meta (#6… #15014

Job	Run time
filter	1s
Dogfood Regression Gate	10s
Test Core	8s
Dogfood Verify CLI	1s
Build Docs	1s
Build Core	1s
Temporal Conformance (live PG + MySQL)	1s
Dogfood Regression Gate (${{ matrix.shard }}/3)	1s
Console Pin Gate	1s
Test Core (${{ matrix.shard }}/3)	1s
	26s

Navigation Menu