cherry-pick some necessary PRs#10

Merged

3AceShowHand merged 3 commits intopingcap:v1.41.2-pingcapfrom

3AceShowHand:first-round

Apr 17, 2026

Commits on Apr 17, 2026

Fix data race on Broker.done channel (#2698)

prestona
authored and
3AceShowHand
committed
fix: add read deadline to tls write (#3283)

bvalente
authored and
3AceShowHand
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fix(client): ignore empty Metadata responses when refreshing (#2672)

HaoSun1993
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3AceShowHand
committed