> For the complete documentation index, see [llms.txt](https://ai-os-and-trend-finder.gitbook.io/ai-os-and-trend-finder-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ai-os-and-trend-finder.gitbook.io/ai-os-and-trend-finder-docs/.spec_system/archive/sessions/phase24-session06-signal-workbench-local-triage/tasks.md).

# Task Checklist

**Session ID**: `phase24-session06-signal-workbench-local-triage` **Total Tasks**: 25 **Estimated Duration**: 3.5-4 hours **Created**: 2026-06-08

***

## Legend

* `[x]` = Completed
* `[ ]` = Pending
* `[P]` = Parallelizable (can run with other \[P] tasks)
* `[SNNMM]` = Session reference (NN=phase number, MM=session number)
* `TNNN` = Task ID

***

## Progress Summary

| Category       | Total  | Done   | Remaining |
| -------------- | ------ | ------ | --------- |
| Setup          | 3      | 3      | 0         |
| Foundation     | 7      | 7      | 0         |
| Implementation | 11     | 11     | 0         |
| Testing        | 4      | 4      | 0         |
| **Total**      | **25** | **25** | **0**     |

***

## Setup (3 tasks)

Initial verification and environment preparation.

* [x] T001 \[S2406] Verify existing Trend Finder tab IA, Brief and Watchlist boundaries, source-local fields, asset availability fields, runtime states, and visibility storage patterns (`src/extensions/trend-finder/client.tsx`, `src/extensions/trend-finder/schema.ts`, `src/extensions/trend-finder/visibility-config.ts`)
* [x] T002 \[S2406] Confirm workbench fixture coverage for score bands, movement, hidden gems, source roles, source health, actionability bands, asset states, and missing evidence (`src/extensions/trend-finder/fixtures.ts`)
* [x] T003 \[S2406] Confirm dense table and localStorage examples from the Outlier Lab references without copying Instagram/Reels naming or generated-data mutation semantics (`EXAMPLES/outlier-lab/build.py`)

***

## Foundation (7 tasks)

Core contracts and base implementations.

* [x] T004 \[S2406] \[P] Create local triage storage types, parser, serializer, bounds, and pure update helpers with malformed input drops and note length caps (`src/extensions/trend-finder/signal-workbench-storage.ts`)
* [x] T005 \[S2406] \[P] Create workbench row types and projection helpers for topic rows, evidence rows, score bands, source roles, source health, movement, actionability, asset availability, and immutable input handling (`src/extensions/trend-finder/signal-workbench-model.ts`)
* [x] T006 \[S2406] Add search indexing across topic name, summary, creator angle, hooks, questions, evidence title/snippet, and source name with deterministic normalization (`src/extensions/trend-finder/signal-workbench-model.ts`)
* [x] T007 \[S2406] Add filter facet builders and filter application for source role, provenance, movement, hidden-gem state, score band, actionability band, runtime/fallback state, source health, asset availability, and triage state (`src/extensions/trend-finder/signal-workbench-model.ts`)
* [x] T008 \[S2406] Add sortable column definitions and deterministic comparators for score, momentum, novelty, evidence count, movement, source diversity, source role, published time, relative lift, and triage state (`src/extensions/trend-finder/signal-workbench-model.ts`)
* [x] T009 \[S2406] \[P] Create triage hook for loading, saving, resetting, page-visibility revalidation, and duplicate-trigger prevention while localStorage writes are in-flight (`src/extensions/trend-finder/hooks/use-signal-workbench-triage.ts`)
* [x] T010 \[S2406] \[P] Extend workbench view registration inputs for the new tab ID, icon, hero tagline, and optional visibility prefixes without editing generated route files (`src/extensions/trend-finder/client.tsx`, `src/extensions/trend-finder/visibility-config.ts`)

***

## Implementation (11 tasks)

Main feature implementation.

* [x] T011 \[S2406] \[P] Create workbench search, filter, density, result summary, reset, and empty-filter controls with explicit loading, empty, error, and offline states (`src/extensions/trend-finder/components/signal-workbench-controls.tsx`)
* [x] T012 \[S2406] \[P] Create triage controls for `acted-on`, `ignored`, `revisit`, bounded notes, clear, and reset with state reset or revalidation on re-entry (`src/extensions/trend-finder/components/signal-triage-controls.tsx`)
* [x] T013 \[S2406] Create dense sortable workbench table with stable column dimensions, accessible sortable headers, row expansion, keyboard support, and no layout shifts (`src/extensions/trend-finder/components/signal-workbench-table.tsx`)
* [x] T014 \[S2406] Add expanded evidence rows with public evidence links, source labels, snippets, metric chips, source-local actionability, and browser-safe asset availability fallback labels (`src/extensions/trend-finder/components/signal-workbench-table.tsx`)
* [x] T015 \[S2406] Wire Signal Workbench view to parsed Trend Finder data, projected rows, filter state, sort state, expansion state, triage storage, and explicit degraded/fixture/empty states (`src/extensions/trend-finder/views/signal-workbench-view.tsx`)
* [x] T016 \[S2406] Register the Workbench tab in Trend Finder navigation with a Lucide icon, hero tagline, and static extension registry metadata (`src/extensions/trend-finder/client.tsx`)
* [x] T017 \[S2406] Update fixtures or local test builders so workbench tests cover mixed source roles, movement states, asset states, actionability bands, missing evidence, and generated Watchlist separation (`src/extensions/trend-finder/fixtures.ts`)
* [x] T018 \[S2406] Ensure triage changes remain local-only by keeping generated `TrendFinderData`, source summaries, score fields, Watchlist rows, and export-facing models unchanged during UI state updates (`src/extensions/trend-finder/signal-workbench-storage.ts`, `src/extensions/trend-finder/signal-workbench-model.ts`)
* [x] T019 \[S2406] Update Trend Finder UI surface docs for Signal Workbench purpose, dense table behavior, filters, sorting, local triage, notes, and Watchlist separation (`docs/extensions/trend-finder-ui-surfaces.md`)
* [x] T020 \[S2406] Update runtime/provenance docs to state that local triage is browser-only, private, excluded from generated payloads/default exports, and unrelated to source caches or scheduler output (`docs/extensions/trend-finder-runtime-and-provenance.md`)
* [x] T021 \[S2406] Review table copy, labels, aria names, focus order, responsive overflow, and text fit for desktop and mobile without adding a landing page or nested card layout (`src/extensions/trend-finder/views/signal-workbench-view.tsx`, `src/extensions/trend-finder/components/signal-workbench-table.tsx`)

***

## Testing (4 tasks)

Verification and quality assurance.

* [x] T022 \[S2406] \[P] Write workbench model tests for row projection, search fields, filter combinations, facet counts, sort comparators, deterministic tie-breakers, missing data, asset states, and immutable input behavior (`src/extensions/trend-finder/__tests__/signal-workbench-model.test.ts`)
* [x] T023 \[S2406] \[P] Write triage storage tests for parsing, serialization, malformed JSON, invalid states, duplicate rows, note bounds, row bounds, updates, clear, reset, and local-only semantics (`src/extensions/trend-finder/__tests__/signal-workbench-storage.test.ts`)
* [x] T024 \[S2406] \[P] Write Workbench component tests for loading/empty/error states, search, filters, reset, sorting, row expansion, triage state changes, note editing, keyboard access, and generated Watchlist non-mutation (`src/extensions/trend-finder/components/__tests__/signal-workbench-view.test.tsx`)
* [x] T025 \[S2406] Run focused workbench tests, related Trend Finder tests, app typecheck, lint, docs formatting, ASCII validation, and git diff review (`package.json`)

***

## Completion Checklist

Before marking session complete:

* [x] All tasks marked `[x]`
* [x] Focused tests and session gates passing; full-repo timeout documented as pre-existing and unrelated
* [x] All files ASCII-encoded
* [x] implementation-notes.md updated
* [x] Ready for updateprd closeout

***

## Next Steps

Proceed to the next Phase 24 session with `plansession`. The remaining full-repo test timeout is tracked as a pre-existing unrelated blocker; the previous `SourcesView` visibility test timeout has been resolved.


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