feat: Add Phase 4 advanced metrics and components

- Add advanced metrics dashboard with trade analytics
- Add new trading components (EntryTypeAnalysis, MultiDayPositionTracker, NewsEventTracker, etc.)
- Add strategy mode selector and trend confirmation
- Add risk automation panel and slippage correlation analysis
- Add daily trading plan enhancements with modal components
- Add custom hooks (useApi, useLocalStorage, useAdvancedTradeMetrics)
- Add broker service integration and trading API
- Add test setup and vitest configuration
- Include parquet data files for live market data
- Add comprehensive documentation in docs/ folder

backend/app/streaming/bootstrap.py

@@ -0,0 +1,30 @@
+from __future__ import annotations
+
+import asyncio
+from typing import Iterable, Awaitable
+
+from app.config import settings
+from app.streaming.binance_hub import hub as binance_hub
+from app.streaming.data_provider import data_provider
+
+
+async def bootstrap_streams() -> None:
+    """Ensure configured streams are hot even before clients connect."""
+    if not settings.STREAM_AUTO_BOOTSTRAP:
+        return
+
+    symbols: Iterable[str] = settings.STREAM_WARM_SYMBOLS or []
+    timeframe = settings.STREAM_WARM_TIMEFRAME or "1m"
+    coros: list[Awaitable[None]] = []
+
+    for raw in symbols:
+        sym = (raw or "").strip()
+        if not sym:
+            continue
+        if sym.upper().startswith("XAU"):
+            coros.append(data_provider.ensure_stream(sym, timeframe))
+        else:
+            coros.append(binance_hub.ensure_stream(sym, timeframe))
+
+    if coros:
+        await asyncio.gather(*coros, return_exceptions=True)