Virtualize long chat transcripts - #458

Merged

cfal merged 70 commits into

mainfrom

Aug 6, 2026

Commits on Aug 6, 2026

Update TanStack Virtual for chat geometry fixes
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3c3b9bd
Establish stable chat feed projection identities
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9784b4b
Virtualize chat transcripts with durable interaction state
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163f104
Exercise virtual transcript behavior in browser tests
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a66c0af
Harden transcript page and permission projection
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8e18cf0
Stabilize virtual transcript scroll operations
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215f67f
Complete virtual feed resilience and browser coverage
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2834e2e
Harden transcript recovery and transient cleanup
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fee47b9
Stabilize virtual feed geometry and navigation
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f46037d
Deduplicate live feed announcement lineages
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ab10a35
Serialize virtual feed navigation and layout settling
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7f59548
Stabilize virtual feed announcements across hidden surfaces
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4c06ba4
Strengthen virtual feed test isolation and mount assertions
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3773944
Prioritize explicit virtual feed navigation
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14dc69a
Wait for asynchronous chat layout before navigation
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710468f
Retain active permission announcement lineages
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6f3e68c
Exercise target navigation during live appends
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6c35f35
Honor user intent across transcript navigation
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70256ec
Incrementally reconcile deep chat feed tails
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f4c6478
Announce live responses from historical chat windows
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7bd48de
Exercise incremental deep feed reconciliation
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018f8e0
Preserve expanded transcript state during live replay
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3d1f396
Keep deep feed projection snapshots coherent
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b6f160b
Filter detached feed status by visible response type
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e7fc07b
Preserve expanded transcript windows across transient rows
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c69ef51
Tighten feed response provenance coverage
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16a6ade
Narrow deep projection test row types
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bf8c006
Reset expanded windows on generation snapshots
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c35efd4
Reset cross-generation transcript visibility
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fd981f5
Stabilize virtual feed viewport geometry
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dc42e12
Isolate transcript virtualization browser scenarios
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2aab33f
Preserve virtual feed tails in constrained viewports
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ac74d3d
Prioritize transcript jumps over visibility restore
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df22755
Stabilize transcript virtualization Chromium coverage
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4b29d6d
Avoid reactive churn on duplicate transcript batches
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e2df732
Batch streamed transcript announcements
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66003d9
Prove virtual feed count shrink safety
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878084d
Expand and isolate transcript Chromium coverage
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08be079
Preserve transcript intent across virtual restores
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5ad147e
Prove virtual transcript interaction durability
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4078cec
Prefetch transcript history and preserve the live edge
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ff3487a
Cover virtual transcript switching paging and reloads
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ddd1c38
Remeasure virtual rows after transcript shrink
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6ad053d
Avoid unnecessary transcript fill probes
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aa0018f
Harden virtual transcript reload and switching
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762dbef
Localize code block chat announcements
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e330433
Fix virtual feed remeasurement during scrolling
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9779ecc
Cover virtual feed compaction geometry
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f3eae8c
Gate browser tests on the current web build
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7a9dc5c
Apply upstream TanStack stale measurement fix
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a66f8c7
Remove the virtual feed count-shrink reset protocol
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ce49123
Reject web builds with changing inputs
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f15ca4f
Cover virtual feed controller lifecycle
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8875f3a
web/components/chat/__tests__: use synchronous virtualizer instance in tests
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454777c
Hold the chat feed paint gate through the staged initial reveal
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7abef37
Guard virtual feed hidden restores and cover cancellation paths
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9606a71
Strengthen Chromium transcript stability and switch-paint coverage
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b3aac4e
Close build-gate coverage gaps
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d3d3137
Anchor pinned end restores before paint and drop the cache completeness probe
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b3a8afb
Reverify the pinned end after show and extract virtual anchor helpers
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8396b5b
Label stable-layout scenarios and bound the pinned show recheck loop
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4a89dc6
Repin the end after late root-offset changes and name settle scenarios
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555c201
patches/@tanstack%2Fvirtual-core@3.17.7.patch: fix virtualizer measuring stale elements after index shifts
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a344678
show full cached transcript immediately on chat switch
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b1ff196
prefetch earlier transcript history while a turn is processing
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ab052cd
web/components/chat: preserve reading anchor and gate end restore on committed rows
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172aae2
fix(web): stabilize virtual transcript geometry
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dddd781
Declare virtual core test dependency
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f043995
Stabilize transcript generation geometry test
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505608f
Synchronize native transcript scale fixture
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03aca2e