feat: wire TradingGraph to use settings for model, temperature, and risk config

app/lib/execution.ts

@@ -89,13 +89,13 @@ export function enrichExecutionPlan(decision: TradingDecision, input: any): Trad
 }
 
 // Optional LLM verification step: review computed executionPlan and suggest adjustments
-export async function verifyExecutionPlanWithLLM(decision: TradingDecision, input: any): Promise<TradingDecision> {
+export async function verifyExecutionPlanWithLLM(decision: TradingDecision, input: any, model?: string): Promise<TradingDecision> {
   try {
     const apiKey = process.env.OPENROUTER_API_KEY;
     if (!apiKey) return decision;
 
     const { OpenRouterClient } = await import("./openrouter");
-    const client = new OpenRouterClient(apiKey);
+    const client = new OpenRouterClient(apiKey, { defaultModel: model });
 
     const plan = decision.executionPlan || {};
     const prices: number[] = input?.technicalData?.prices || [];