docs(pm-dispatch): 增补 2026-08-03 全天运行沉淀的八条 PM 操作经验 (#4882) #12502

Job	Run time
filter	8s
Dogfood Regression Gate (${{ matrix.shard }}/3)	0s
Build Core	0s
Temporal Conformance (live PG + MySQL)	0s
Dogfood Regression Gate	3s
Console Pin Gate	0s
Dogfood Verify CLI	0s
Test Core	4s
Build Docs	0s
Test Core (${{ matrix.shard }}/3)	0s
	15s

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