feat: add Nailong Fund advisor capabilities

app/api/controllers/market_data.py

@@ -0,0 +1,33 @@
+"""Administrative visibility into public market-data source health."""
+
+from typing import Any
+
+from fastapi import APIRouter, Depends, Query
+
+from app.api.dependencies.auth import build_request_context
+from app.core.contracts import RequestContext
+from app.service.market_data_health_service import MarketDataHealthService
+
+router = APIRouter(prefix="/api/v1/admin/market-data", tags=["market-data"])
+
+
+@router.get("/health")
+async def source_health(
+    limit: int = Query(default=20, ge=1, le=100),
+    context: RequestContext = Depends(build_request_context),  # noqa: B008
+) -> dict[str, Any]:
+    return {
+        "data": await MarketDataHealthService().health(context, limit=limit),
+        "meta": {"trace_id": context.trace_id},
+    }
+
+
+@router.get("/alerts")
+async def source_alerts(
+    limit: int = Query(default=50, ge=1, le=100),
+    context: RequestContext = Depends(build_request_context),  # noqa: B008
+) -> dict[str, Any]:
+    return {
+        "data": await MarketDataHealthService().alerts(context, limit=limit),
+        "meta": {"trace_id": context.trace_id},
+    }