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

config/settings.example.yaml

@@ -0,0 +1,26 @@
+app:
+  name: Vault Dashboard
+  version: 1.0.0
+  host: 0.0.0.0
+  port: 8000
+
+portfolio:
+  gold_value: 1000000
+  loan_amount: 600000
+  ltv_ratio: 0.60
+  margin_call_threshold: 0.75
+  gold_price: 4600
+
+data:
+  primary_source: yfinance
+  cache_ttl: 300
+
+ibkr:
+  enabled: false
+  host: 127.0.0.1
+  port: 7497
+  client_id: 1
+
+alerts:
+  ltv_warning: 0.70
+  ltv_critical: 0.75