feat(objectql): 把假引擎钉在 ObjectQL.delete 的真实契约上 (#4550) #12572

Job	Run time
filter	8s
Dogfood Regression Gate (2/3)	3m 18s
Temporal Conformance (live PG + MySQL)	2m 24s
Build Core	1m 56s
Test Core (1/3)	3m 25s
Test Core (3/3)	4m 40s
Dogfood Regression Gate (3/3)	3m 22s
Dogfood Verify CLI	2m 4s
Dogfood Regression Gate (1/3)	3m 36s
Test Core (2/3)	3m 12s
Console Pin Gate	0s
Build Docs	0s
Dogfood Regression Gate	3s
Test Core	4s
	28m 12s

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