Fix proxy leaks and stale paths in produce()#44

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berendkleinhaneveld wants to merge 8 commits into

fix-proxy-leaks-in-produce

Commits on Jun 9, 2026

Prevent proxies from leaking into produce() results and patches

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Fix DictProxy.pop raising KeyError for falsy defaults

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Track proxy locations through parent links so paths stay live

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Restore 100% test coverage

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Speed up patch recording and copy-mode drafts

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Break proxy reference cycles when produce() finishes

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Reduce per-proxy overhead with weak parent links and a lazy child cache

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Revert benchmark workflow to mean-based comparison

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