feat: add visibilitychange probe for proactive IDB health check#788

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callstack-internal:fix/idb-visibilitychange-probe

Commits on May 26, 2026

fix: add IDB backing store corruption healing mechanism

leshniak
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claude
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fix: guard stale dbp reject handler, document concurrent budget drain

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claude
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fix: align comments and logs with actual behavior (drop cache, not close)

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refactor: simplify error type checks per review feedback

leshniak
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feat: extend IDB heal to detect Safari connection lost error

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refactor: DRY error classification and promise cleanup in createStore

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fix: improve diagnostic logging for all heal and error paths

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style: fix Prettier formatting in createStoreTest

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fix: downgrade heal attempt logs from logAlert to logInfo

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feat: add visibilitychange probe for proactive IDB health check

leshniak
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claude
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fix: improve diagnostic logging for probe and all heal paths

leshniak
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claude
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fix: move probe healthy log to req.onsuccess to avoid false positive

leshniak
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claude
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