feat(dashboard): 在交易者详情页显示系统提示词模板名称 (#775)

* feat(dashboard): display system prompt template and extract color constant
* style(api): format server.go with go fmt

web/src/pages/TraderDashboard.tsx

@@ -282,6 +282,8 @@ export default function TraderDashboard() {
     )
   }
 
+  const highlightColor = '#60a5fa'
+
   return (
     <div>
       {/* Trader Header */}
@@ -346,7 +348,7 @@ export default function TraderDashboard() {
               style={{
                 color: selectedTrader.ai_model.includes('qwen')
                   ? '#c084fc'
-                  : '#60a5fa',
+                  : highlightColor,
               }}
             >
               {getModelDisplayName(
@@ -355,6 +357,10 @@ export default function TraderDashboard() {
               )}
             </span>
           </span>
+          <span>•</span>
+          <span>
+            Prompt: <span className="font-semibold" style={{ color: highlightColor }}>{selectedTrader.system_prompt_template || '-'}</span>
+          </span>
           {status && (
             <>
               <span>•</span>

web/src/types.ts

@@ -94,6 +94,7 @@ export interface TraderInfo {
   custom_prompt?: string
   use_coin_pool?: boolean
   use_oi_top?: boolean
+  system_prompt_template?: string
 }
 
 export interface AIModel {