perf: improve time-to-first-insert by batching token write, parallelizing hashes, parallel collection creation, and removing await from prepare()#8099

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copilot/improve-time-to-first-insert-another-one

Commits on Mar 17, 2026

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perf: combine storage token write with collection metadata into single bulkWrite

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perf: improve time-to-first-insert by batching token write, parallelizing hashes, and removing await from prepare()

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fix: address code review — use typed schema variable instead of as any casts

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perf: parallelize password hash with schema hashes, pre-trigger hasPremiumFlag, eagerly start hash in Phase 1

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fix: eliminate race condition in bulkWrite array assembly by using separate arrays

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perf: parallelize bulkWrite with collection creation, fix cleanup plugin timing

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style: rename promise resolver parameter for clarity

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feat: add test:performance:sqlite-trial script and reduce docsAmount for sqlite-trial in perf test

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refactor: simplify sqlite-trial detection in performance test

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perf: set collectionsAmount to 10 in performance test

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