fix: Remove obsolete fields from test-db ActiveTrade object

- Remove atrAtEntry and runnerTrailingPercent fields
- These don't exist in ActiveTrade interface
- Fixes TypeScript build error

app/api/trading/test-db/route.ts

@@ -183,8 +183,6 @@ export async function POST(request: NextRequest): Promise<NextResponse<TestTrade
       maxAdverseExcursion: 0,
       maxFavorablePrice: entryPrice,
       maxAdversePrice: entryPrice,
-      atrAtEntry: undefined,
-      runnerTrailingPercent: undefined,
       priceCheckCount: 0,
       lastPrice: entryPrice,
       lastUpdateTime: Date.now(),