Initial commit: Vault Dashboard for options hedging

- FastAPI + NiceGUI web application
- QuantLib-based Black-Scholes pricing with Greeks
- Protective put, laddered, and LEAPS strategies
- Real-time WebSocket updates
- TradingView-style charts via Lightweight-Charts
- Docker containerization
- GitLab CI/CD pipeline for VPS deployment
- VPN-only access configuration

app/api/routes.py

@@ -0,0 +1,28 @@
+"""API routes for dashboard and strategy data."""
+
+from __future__ import annotations
+
+from fastapi import APIRouter, Depends, Request
+
+from app.services.data_service import DataService
+
+router = APIRouter(prefix="/api", tags=["api"])
+
+
+def get_data_service(request: Request) -> DataService:
+    return request.app.state.data_service
+
+
+@router.get("/portfolio")
+async def portfolio(symbol: str = "GLD", data_service: DataService = Depends(get_data_service)) -> dict:
+    return await data_service.get_portfolio(symbol)
+
+
+@router.get("/options")
+async def options(symbol: str = "GLD", data_service: DataService = Depends(get_data_service)) -> dict:
+    return await data_service.get_options_chain(symbol)
+
+
+@router.get("/strategies")
+async def strategies(symbol: str = "GLD", data_service: DataService = Depends(get_data_service)) -> dict:
+    return await data_service.get_strategies(symbol)