Merge release/26.08 into main - #23398

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davidwendt wants to merge 8 commits into

NVIDIA:mainfrom

davidwendt:main-merge-release/26.08

Commits on Jul 21, 2026

Fix lazy quantifier priority handling in Glushkov regex engine (#23381)
davidwendt
authored
9a6de59

Commits on Jul 22, 2026

Keep MultiIndex columns in GroupBy.agg for MultiIndex-column sources (#23366)
galipremsagar
authored
09b08da
Preserve masked integer dtypes in GroupBy cumsum/cumprod (#23299)
galipremsagar
authored
908b36d
Use new rapidsmpf utilities to handle cancellation in bloom filter awaitables (#23293)
wence-
authored
dbafeb3
Rewrite mixed inner/left/full join with post-filtering (#23012)
PointKernel
authored
7762df3
Add plan optimizer pass that extracts join keys and uses them to construct pre-filters for inner joins (#22996)
pentschev
authored
fa5bcff
RMM Library Linking Error Bug Fix (#23341)
abigalekim
authored
fe0e78e
Merge branch 'release/26.08' into main-merge-release/26.08
davidwendt
committed
6d2d52b