feat: add session activity minimap with click-to-navigate#248

Merged

wesm merged 16 commits intomainfrom

feat/session-minimap

Mar 28, 2026

Commits on Mar 28, 2026

feat: add session activity minimap with click-to-navigate
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fix: handle malformed timestamps and clear stale indicator

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test: add PostgreSQL integration tests for session activity

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test: add regression tests for malformed timestamps and indicator clearing

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fix: address combined review findings

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test: strengthen prefix exclusion and indicator clearing tests

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fix: invalidate activity cache on SSE update while minimap hidden

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fix: correct maxBuckets off-by-one and cancel stale loads on invalidate

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test: add regression test for invalidate discarding in-flight load

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fix: skip overscanned items when computing firstVisibleTimestamp

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fix: include partially visible top row in timestamp computation

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Remove plans
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fix: reset stable model on session switch and recompute indicator on content change

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fix: move tooltip outside scroll container and add model carryover test

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fix: correct tooltip positioning after move outside scroll container

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fix: use fixed positioning for tooltip to avoid padding offset

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