[opt](memory) Move schemaHash from Replica to LocalReplica#62122

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dataroaring wants to merge 3 commits intoapache:masterfrom

dataroaring:opt/replica-move-schemaHash

Commits on Apr 17, 2026

[opt](memory) Move schemaHash from Replica to LocalReplica

dataroaring
and
claude
committed
[test](catalog) Add unit tests for Replica schemaHash polymorphism
dataroaring
committed
[fix](test) Fix compile error in ReplicaTest: cannot instantiate abstract Replica
dataroaring
committed