+
+
+
+
+
+ Full Demo
+ Project Activity Feed
+
+ A real-world project tracker. The application stores all items in memory and
+ re-renders only the matching subset into the DOM on every search, filter, or sort interaction.
+
+
+
+ Last action
+ —
+
+
+
+
+
+
+ Showing 8 of 8 items
+
+
+
+ —
+
+
+
+
+ Try searching deploy, filtering by Development, or sorting by date.
+ Items are added and removed from the DOM — no hidden attribute is used.
+
+
+
+
+
+
+
+
+
+
+
+
+ Kick-off for Sprint 24. Estimated velocity: 42 story points.
+
+
+
+ Replaced legacy session handling with JWT tokens. All 127 tests green.
+
+
+
+ Discussed Q2 roadmap priorities. Action items documented in Confluence.
+
+
+
+ Added OpenAPI specs for /payments and /webhooks endpoints.
+
+
+
+ Staging deployment successful. Smoke tests passed in 3m 22s.
+
+
+
+ Fixed N+1 query in dashboard endpoint. Latency p99 dropped from 1.2s to 180ms.
+
+
+
+ Production deploy complete. Zero-downtime rolling update across 12 pods.
+
+
+
+ Retro on v2.5.1 cycle. Key takeaway: improve staging parity with prod.
+
+
+
+
Support Ticket History
+
+ Search removes non-matching items from the DOM and restores them when cleared.
+ Try typing auth or payment.
+
+
+
+
+
+
+
+
+ Users report 403 errors when authenticating via Safari 17.2 with SSO enabled.
+
+
+
+ Stripe webhook responses exceeding 30s timeout under peak load.
+
+
+
+ Export report omits custom fields added after v2.4 migration.
+
+
+
+ JWT refresh endpoint returns 401, causing infinite retry in the client SDK.
+
+
+
+ Bar chart overlaps axis labels when dataset exceeds 50 entries.
+
+
+
+
Build Pipeline Log
+
+ Sort reorders items in the DOM via appendChild. The connector lines
+ remain intact because the Timeline recalculates layout on every render.
+
+
+
+ Sort order
+ Default
+
+
+
+
+
+
+
+
+ TypeScript compilation succeeded in 47s. Zero errors.
+
+
+
+ ESLint passed with 3 warnings (no-unused-vars).
+
+
+
+ 1,247 tests passed. Coverage: 94.2% (+0.3%).
+
+
+
+ 2 failures in /api/webhooks suite. Retry scheduled.
+
+
+
+ Retry succeeded. Flaky test isolated and quarantined.
+
+
+
+ Deployed to staging cluster. Health checks green.
+
+
+
+
Incident Response Log
+
+ Filter by severity. When all items in a group are filtered out, the entire
+ group is removed from the DOM — not hidden.
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ Primary DB node unresponsive. Automatic failover to replica completed in 8s.
+
+
+
+ p99 latency exceeded 2s threshold for /search endpoint (3.1s observed).
+
+
+
+ Scaled from 8 to 12 pods in us-east-1 due to traffic surge.
+
+
+
+
+
+ Wildcard cert for *.api.example.com expires in 72 hours. Auto-renewal failed.
+
+
+
+ /var/log partition at 87% capacity on worker-node-03.
+
+
+
+ Updated lodash from 4.17.20 to 4.17.21 (security patch).
+
+
+
+
+
Team Activity Stream
+
+ Both criteria apply simultaneously. An item must match the search text and
+ the selected filter to remain in the DOM.
+
+
+
+ Active filters
+ Category: All
+
+
+
+
+
+
+
+
+
+
+
+
+
+ New REST endpoints for user preference storage. Includes rate limiting.
+
+
+
+ Approved with minor suggestions on error handling.
+
+
+
+ Event listeners were not being cleaned up on disconnect.
+
+
+
+ Canary at 5% traffic. Error rate: 0.02% (baseline: 0.03%).
+
+
+
+ Requested changes: accessibility contrast ratios need adjustment.
+
+
+
+ v2.6.0 fully rolled out. All health checks passing.
+
+
+
+ Moved auth logic to shared middleware. Reduced duplication across 14 routes.
+
+
+
+
Horizontal Timeline — Search + Sort
+
+ Validates that connector lines render correctly in horizontal layout after
+ items are removed and re-added. Try searching deploy then clearing.
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
Mixed Layout — Flat Items + Groups Interleaved
+
+ Tests ordering preservation when flat items and groups are interleaved.
+ Filter by category, then select "All" again — items must return to their original positions.
+
+
+
+ Status
+ All items visible
+
+
+
+
+
+
+
+
+
+
+
+
+
+ This flat item should always appear first.
+
+
+
+
+
+
+
+
+
+
+
+
+
+ This flat item should stay between the two groups.
+
+
+
+
+
+
+
+
+
+
+
+
+
+ This flat item should always appear last.
+
+
+
+
Empty State — No Matching Results
+
+ Search for xyznonexistent to remove all items. The timeline
+ should be empty without errors. Clear search to restore all items in order.
+
+
+
+
+
+
+
+
+ Content A
+
+
+
+ Content B
+
+
+
+ Content C
+
+
+
+