feat(lib): add useLiveStream WS hook + useLiveMetrics + LiveMetricChart
feat(hooks): add useLiveStream generic WebSocket hook
- supports websocket/sse/polling transports
- exponential backoff reconnect with jitter
- circular buffer with configurable size
- typed filter callback per use case
- manual disconnect + reconnect + error state
feat(hooks): add useLiveMetrics derived hook
- sliding time-window cut
- moving average (configurable window)
- current / avg / min / max / ratePerSecond
- zero allocations per tick (memoized)
feat(charts): add LiveMetricChart molecule (Recharts)
- line + area variants, grid + tooltip
- moving-average overlay (dashed)
- ConnectionStatus atom in header
- status bar + compact mode
- 100% responsive, GPU via SVG ViewBox
feat(atoms): add ConnectionStatus indicator
- 5 states: disconnected/connecting/connected/reconnecting/error
- animated pulse, JetBrains Mono, pill style
- exported helpers: formatLatency / formatBytes
docs(pkg): bump v0.1.0 → v0.2.0, add recharts peerDep
Pulse Agent
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