feat(df): add thousands separator support#9090

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naoNao89 wants to merge 2 commits intouutils:mainfrom

naoNao89:feature/thousands-separator-df

Commits on Jan 2, 2026

fix: thread-safety issue in locale decimal separator initialization
naoNao89
committed
feat(parse_size): Add comprehensive builder validation to prevent fragile configurations
naoNao89
committed