?perf instrumentation suite: real GPU timestamps, system tracks, action receipts, DOM panel - #755

Merged

wass08 merged 9 commits into

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feat/perf-instrumentation

Sep 2, 2026

Commits on Sep 2, 2026

viewer: perf-tracks shared sink for ?perf instrumentation

wass08
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claude
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a39ffe8
viewer/editor: ?perf instrumentation pass — real GPU timestamps, per-system User Timing tracks

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af60d32
viewer: perf panel as draggable DOM tool, out of the canvas

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d8c30a0
viewer: perf-actions ledger contract + sample tap in perf-tracks

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viewer/editor: action-cost ledger for ?perf

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viewer: window.__pascalPerf probe hooks for scripted perf runs

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760cb30
viewer: settle counts only live dirty nodes

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becb77e
perf ledger: review fixes — scope ownership, settle without timestamps, no-op undo

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viewer: declare react-dom (portal in perf-panel)

wass08
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e51e2a6