feat: add quality score display and timezone fixes

- Add qualityScore to ExecuteTradeResponse interface and response object
- Update analytics page to always show Signal Quality card (N/A if unavailable)
- Fix n8n workflow to pass context metrics and qualityScore to execute endpoint
- Fix timezone in Telegram notifications (Europe/Berlin)
- Fix symbol normalization in /api/trading/close endpoint
- Update Drift ETH-PERP minimum order size (0.002 ETH not 0.01)
- Add transaction confirmation to closePosition() to prevent phantom closes
- Add 30-second grace period for new trades in Position Manager
- Fix execution order: database save before Position Manager.addTrade()
- Update copilot instructions with transaction confirmation pattern

app/api/trading/execute/route.ts

@@ -25,6 +25,7 @@ export interface ExecuteTradeRequest {
   rsi?: number
   volumeRatio?: number
   pricePosition?: number
+  qualityScore?: number // Calculated by check-risk endpoint
 }
 
 export interface ExecuteTradeResponse {
@@ -43,6 +44,7 @@ export interface ExecuteTradeResponse {
   tp2Percent?: number
   entrySlippage?: number
   timestamp?: string
+  qualityScore?: number // Signal quality score (0-100)
   error?: string
   message?: string
 }
@@ -281,11 +283,6 @@ export async function POST(request: NextRequest): Promise<NextResponse<ExecuteTr
       console.error('❌ Unexpected error placing exit orders:', err)
     }
 
-    // Add to position manager for monitoring AFTER orders are placed
-    await positionManager.addTrade(activeTrade)
-    
-    console.log('✅ Trade added to position manager for monitoring')
-
     // Create response object
     const response: ExecuteTradeResponse = {
       success: true,
@@ -303,6 +300,7 @@ export async function POST(request: NextRequest): Promise<NextResponse<ExecuteTr
       tp2Percent: config.takeProfit2Percent,
       entrySlippage: openResult.slippage,
       timestamp: new Date().toISOString(),
+      qualityScore: body.qualityScore, // Include quality score in response
     }
 
     // Attach exit order signatures to response
@@ -341,6 +339,7 @@ export async function POST(request: NextRequest): Promise<NextResponse<ExecuteTr
         rsiAtEntry: body.rsi,
         volumeAtEntry: body.volumeRatio,
         pricePositionAtEntry: body.pricePosition,
+        signalQualityScore: body.qualityScore,
       })
       
       console.log('💾 Trade saved to database')
@@ -349,6 +348,11 @@ export async function POST(request: NextRequest): Promise<NextResponse<ExecuteTr
       // Don't fail the trade if database save fails
     }
 
+    // NOW add to position manager for monitoring (after database save)
+    await positionManager.addTrade(activeTrade)
+    
+    console.log('✅ Trade added to position manager for monitoring')
+
     console.log('✅ Trade executed successfully!')
     
     return NextResponse.json(response)