fix(history): optimize 任务查看跳 optimize-result 页(此前跳 CTA result 致指标全空)

Dashboard/History 的 open() 只区分 factor,optimize 任务也跳 /backtest/result/,
但优化任务无单一 metrics/equity → 指标卡片全显示 —。改为按 type 分流到
/backtest/optimize-result/(同 Progress.vue 已有逻辑)。

frontend/src/views/Dashboard.vue

@@ -41,7 +41,10 @@ function go(path: string): void {
 }
 
 function open(row: TaskListItem): void {
-  router.push(row.type === 'factor' ? `/factor/result/${row.task_id}` : `/backtest/result/${row.task_id}`)
+  const path = row.type === 'factor' ? `/factor/result/${row.task_id}`
+    : row.type === 'optimize' ? `/backtest/optimize-result/${row.task_id}`
+    : `/backtest/result/${row.task_id}`
+  router.push(path)
 }
 
 const typeLabelMap: Record<string, string> = { cta: '回测', optimize: '优化', factor: '因子' }

frontend/src/views/backtest/History.vue

@@ -76,6 +76,7 @@ async function load(): Promise<void> {
 
 function open(row: TaskListItem): void {
   if (row.type === 'factor') router.push(`/factor/result/${row.task_id}`)
+  else if (row.type === 'optimize') router.push(`/backtest/optimize-result/${row.task_id}`)
   else router.push(`/backtest/result/${row.task_id}`)
 }