feat(api): optimize and harden HTTP/JSON-RPC API layer#20

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bladehan1 wants to merge 29 commits intodevelopfrom

Commits on Apr 17, 2026

refactor(framework): remove unused Wallet.getMerkleTreeOfBlock and Wallet.deployContract
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fix(api): replace Class.forName with whitelist in RateLimiterServlet
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perf(api): optimize block JSON serialization in printBlockList and printBlockToJSON
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fix(api): handle JSONException in checkGetParam and reduce Solidity log level
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feat(api): add length guard for hexToBigInteger to prevent CPU DoS
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fix(api): relax hexToBigInteger length limit, improve tests and code quality
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fix(api): address PR review feedback on style and defensive defaults
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test(api): add printBlockToJSON with-transactions and decimal BigInteger tests
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fix(api): address PR review feedback – log levels, limiter fallback, null guards
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test(api): clean up test style and add missing coverage
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Commits on Apr 21, 2026

Commits on Apr 22, 2026