Refactor v2#89
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Fix multiple memory leak sources causing OOM crashes in production: - WebSocket: Add error handlers, periodic dead socket cleanup (30s) - Promise Maps: Track timestamps, cleanup stale entries (2-5 min) - MarketStore: Proactive stale snapshot pruning (5 min interval) - IconRegistry: Cache size limits (5K/10K), pending cleanup, throttled hydration - Message Limits: WebSocket (1MB), Kafka (10MB), HTTP body (100KB) - Orderbooks: Trim to top 100 levels per side - Cleanup: All intervals cleared on shutdown, Redis listeners removed Prevents heap exhaustion and ensures stable memory usage under load.
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Centralized design-system tokens
Added dashboardTypography and diagnosticsTypography for consistent Orbitron-inspired labels, headings, and captions.
Created a reusable DashboardSection wrapper that standardizes card chrome (glass, hover, neon borders) and header layout.
Provider dashboard refactors
Wired StatsHighlights copy to the diagnostics typography tokens.
Split funding/liquidity tiles into focused components (FundingColumn, LiquidityColumn, RateLeaderCard, LiquidityCard, AssetIconWithFallback) for easier maintenance and reuse.
State-management cleanup
-Introduced hooks such as useMarketFilters and useStableBoard to encapsulate table filtering/sorting and stable leaderboards, reducing prop drilling and repeated logic.