feat: support more request statuses in timeline

frontend/src/api/requestTrace.ts

@@ -15,7 +15,7 @@ export interface CandidateRecord {
   key_preview?: string  // 密钥脱敏预览（如 sk-***abc）
   key_capabilities?: Record<string, boolean> | null  // Key 支持的能力
   required_capabilities?: Record<string, boolean> | null  // 请求实际需要的能力标签
-  status: 'pending' | 'streaming' | 'success' | 'failed' | 'skipped' | 'cancelled'
+  status: 'pending' | 'streaming' | 'success' | 'failed' | 'skipped' | 'cancelled' | 'available' | 'unused' | 'stream_interrupted'
   skip_reason?: string
   is_cached: boolean
   // 执行结果字段

frontend/src/features/usage/components/HorizontalRequestTimeline.vue

@@ -433,7 +433,17 @@ const formatLatency = (ms: number | undefined | null): string => {
 const timeline = computed<CandidateRecord[]>(() => {
   if (!trace.value) return []
   return [...trace.value.candidates]
-    .filter(c => ['success', 'failed', 'skipped', 'cancelled', 'pending', 'streaming'].includes(c.status))
+    .filter(c => [
+      'success',
+      'failed',
+      'skipped',
+      'cancelled',
+      'pending',
+      'streaming',
+      'available',
+      'unused',
+      'stream_interrupted'
+    ].includes(c.status))
     .sort((a, b) => {
       const startedA = a.started_at ? new Date(a.started_at).getTime() : Infinity
       const startedB = b.started_at ? new Date(b.started_at).getTime() : Infinity
@@ -730,8 +740,10 @@ const formatDuration = (startStr: string, endStr: string): string => {
 const getStatusLabel = (status: string) => {
   const labels: Record<string, string> = {
     available: '未执行',
+    unused: '未执行',
     pending: '等待中',
     streaming: '传输中',
+    stream_interrupted: '流中断',
     success: '成功',
     failed: '失败',
     cancelled: '已取消',
@@ -744,8 +756,10 @@ const getStatusLabel = (status: string) => {
 const getStatusColorClass = (status: string) => {
   const classes: Record<string, string> = {
     available: 'status-available',
+    unused: 'status-available',
     pending: 'status-pending',
     streaming: 'status-pending',
+    stream_interrupted: 'status-failed',
     success: 'status-success',
     failed: 'status-failed',
     cancelled: 'status-cancelled',