feat: add aggregate expressions and evaluator#335

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wgtmac merged 13 commits intoapache:mainfrom

SuKi2cn:fix-issue-330

Nov 28, 2025

Commits on Nov 26, 2025

refactor: aggregate framework and improve evaluator design
SuKi2cn
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Commits on Nov 27, 2025

Merge branch 'main' into fix-issue-330
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Commits on Nov 28, 2025

polish
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