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Stabilize tape virtualization and scoped live health

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dirtydishes 2026-05-07 01:52:20 -04:00
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{"_type":"issue","id":"islandflow-2ij","title":"Harden tape virtualization, scoped focus, and live feed health","description":"Implement the coordinated tape stability plan across web and API.\n\nScope:\n- replace fixed-height tape virtualization with measured virtualization and virtual-end history loading\n- replace scrollHeight anchoring with key-based anchor restore\n- compose canonical tape lists across seed/live/history sources\n- preserve clicked contract/ticker context during scoped focus transitions\n- separate backend hot-channel health from scoped quiet empty states\n- shrink browser hot windows and modestly reduce server cache limits\n- add regression tests and development instrumentation\n\nAcceptance:\n- no giant blank spacer gaps during tape scrolling\n- scroll remains stable while live data and history mutate the list\n- clicked deep-history option/equity rows remain visible immediately after focus\n- narrow scopes do not surface Feed behind unless backend channel health is stale\n","status":"closed","priority":1,"issue_type":"feature","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-07T05:35:18Z","created_by":"dirtydishes","updated_at":"2026-05-07T05:52:14Z","started_at":"2026-05-07T05:35:21Z","closed_at":"2026-05-07T05:52:14Z","close_reason":"Completed","dependency_count":0,"dependent_count":0,"comment_count":0}
{"_type":"issue","id":"islandflow-uj7","title":"Fix home to tape navigation","description":"Home rail Tape navigation was not reliably switching to the tape route. Use browser-native top-level navigation for Home/Tape rail links so /tape remains reachable even if client router handling stalls.","status":"closed","priority":1,"issue_type":"bug","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-07T03:18:14Z","created_by":"dirtydishes","updated_at":"2026-05-07T03:18:21Z","started_at":"2026-05-07T03:18:20Z","closed_at":"2026-05-07T03:18:21Z","close_reason":"Completed","dependency_count":0,"dependent_count":0,"comment_count":0}
{"_type":"issue","id":"islandflow-84s","title":"Implement seamless /tape live-to-history scroll gate","description":"Implement seamless live-to-ClickHouse scroll-gated history for /tape panes, including split live/history buffers in the web client, snapshot_limit support on live subscriptions, a bundled options support lookup endpoint, ClickHouse helpers for parity hydration, and test coverage for live head retention, background history loading, scoped options deep-hydration, and historical options decor restoration.\n","status":"in_progress","priority":1,"issue_type":"feature","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-07T02:10:43Z","created_by":"dirtydishes","updated_at":"2026-05-07T02:10:47Z","started_at":"2026-05-07T02:10:47Z","dependency_count":0,"dependent_count":0,"comment_count":0}
{"_type":"issue","id":"islandflow-sh1","title":"Fix live websocket stale lag and reconnect loop","description":"Investigate and fix API live consumer lag causing stale timestamps, feed-behind status, and reconnect loops. Optimize live cache persistence path, add lag telemetry/alerts, and validate in runtime.","status":"closed","priority":1,"issue_type":"bug","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-04T17:04:34Z","created_by":"dirtydishes","updated_at":"2026-05-04T17:09:44Z","started_at":"2026-05-04T17:04:38Z","closed_at":"2026-05-04T17:09:44Z","close_reason":"Completed: optimized live cache persistence path, added lag telemetry, deployed api via docker compose on di, verified ws freshness and low hotFeedLagMs","dependency_count":0,"dependent_count":0,"comment_count":0}