feat(auto-trading): integrate MetaApi for automated trading

- Add metaapi.cloud-sdk for broker integration
- Implement AutoTradingView component
- Extend Signal interface with secondary take-profit levels
- Update UI to include auto-trading navigation tab

src/components/AnalysisView.tsx

@@ -241,7 +241,6 @@ export const AnalysisView: React.FC<{ userData?: any, onGoToHistory?: () => void
     setPreview(null);
     setResult(null);
     setError(null);
-    setMockPrice(null);
     setAlerts([]);
   };