[SPARK-58200][BUILD] Add a scala-3 build profile and make the version switch reversible#57343

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fangchenli:scala3-build-switch

Commits on Jul 17, 2026

[SPARK-58200][BUILD] Add a scala-3 build profile and make the version switch reversible

fangchenli
and
claude
committed

Commits on Jul 22, 2026

[SPARK-58200][BUILD][FOLLOWUP] Pin scala-reflect and scala-compiler to the 2.13 line under scala-3

fangchenli
and
claude
committed

Commits on Jul 23, 2026