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Staged Retrieval Design for Tracing Node.js Changelog Citations

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A developer shares an architecture for a changelog tracker that answers questions about Node.js releases with traceable citations. The design uses a retrieval contract returning a claim, source identifier, context window, and confidence signal. Searches are scoped by per-stream collections and metadata filters before semantic ranking, with a two-stage process that demotes results lacking recorded headings, release tags, or canonical URLs. Four configurable budgets (ingestion work, query fan-out, context tokens, and retry time) bound resource use, and a retry-aware query boundary handles timeouts and rate limits. Content hashes on chunks let ingestion upsert only changed material and remove records for deleted sources.

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