feat(defi/order-book): add order-book example with critbit slab matching engine#34

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mikemaccana-edwardbot wants to merge 13 commits into

quicknode:mainfrom

mikemaccana:order-book-slab-critbit

Commits on May 19, 2026

feat(defi): add CLOB example ported from mikemaccana/anchor-decentralized-exchange-clob
mikemaccana-edwardbot
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test(defi/clob): replace JS tests with LiteSVM Rust, align with repo conventions

Edward (OpenClaw)
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mikemaccana-edwardbot
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feat(defi/clob): add price-time priority matching engine

Edward
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mikemaccana-edwardbot
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docs(clob): rewrite README to the repo-wide quality bar

Edward (Edwardbot)
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mikemaccana-edwardbot
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docs(clob): apply Mike's feedback to README and code comments

Edward (MM bot)
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mikemaccana-edwardbot
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fix(clob): enforce has_one on market vaults/mints in SettleFunds and PlaceOrder

Edward
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mikemaccana-edwardbot
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docs(defi/clob): fix Solana terminology URL

mikemaccana
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mikemaccana-edwardbot
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refactor(clob): port Openbook v2 critbit slab; rename UserAccount → MarketUser
Edward (Mike's bot)
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refactor(defi): rename example clob → order-book for discoverability
Edward (Mike's bot)
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docs(order-book): reserve "CLOB" for teaching/ecosystem context only
Edward (Mike's bot)
committed

Commits on May 26, 2026

fix(order-book): widen money-math products to u128 to avoid spurious u64 overflow
Edward (Mike's bot)
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fix(order-book): zero unsettled_* before token transfers in settle_funds (CEI)
Edward (Mike's bot)
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docs(order-book): match README to widened u128 money math and CEI order in settle_funds
Edward (Mike's bot)
committed