Local changes: Updated model training, removed debug instrumentation, and configuration improvements

backend/api/exchanges.py

@@ -0,0 +1,42 @@
+"""Exchange API endpoints."""
+
+from typing import List
+from fastapi import APIRouter, HTTPException
+from sqlalchemy import select
+
+from ..core.schemas import ExchangeResponse
+from src.core.database import Exchange, get_database
+
+router = APIRouter()
+
+
+@router.get("/", response_model=List[ExchangeResponse])
+async def list_exchanges():
+    """List all exchanges."""
+    try:
+        db = get_database()
+        async with db.get_session() as session:
+            stmt = select(Exchange).order_by(Exchange.name)
+            result = await session.execute(stmt)
+            exchanges = result.scalars().all()
+            return [ExchangeResponse.model_validate(e) for e in exchanges]
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+
+@router.get("/{exchange_id}", response_model=ExchangeResponse)
+async def get_exchange(exchange_id: int):
+    """Get exchange by ID."""
+    try:
+        db = get_database()
+        async with db.get_session() as session:
+            stmt = select(Exchange).where(Exchange.id == exchange_id)
+            result = await session.execute(stmt)
+            exchange = result.scalar_one_or_none()
+            if not exchange:
+                raise HTTPException(status_code=404, detail="Exchange not found")
+            return ExchangeResponse.model_validate(exchange)
+    except HTTPException:
+        raise
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))