修复前端调试与基础交互问题

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

@@ -1496,7 +1496,7 @@ const formatConversionPair = (source: string, target: string): string =>
   `${formatApiFormat(source.trim())} → ${formatApiFormat(target.trim())}`
 
 const extractFieldDetail = (message: string): string => {
-  const fieldMatch = message.match(/field\s+([^;=]+?)\s*=\s*(\"(?:\\.|[^"\\])*\"|[^;]+)/i)
+  const fieldMatch = message.match(/field\s+([^;=]+?)\s*=\s*("(?:\\.|[^"\\])*"|[^;]+)/i)
   const unsupportedFieldMatch = message.match(/field\s+([^;]+?)\s+is unsupported/i)
   if (fieldMatch?.[1]) {
     return `字段 ${normalizeDiagnosticFieldPath(fieldMatch[1])} = ${fieldMatch[2].trim()}`

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

@@ -876,7 +876,7 @@ import Skeleton from '@/components/ui/skeleton.vue'
 import Tabs from '@/components/ui/tabs.vue'
 import TabsContent from '@/components/ui/tabs-content.vue'
 import { AlertTriangle, Check, Columns2, RefreshCw, X, Monitor, Server, MessageSquareText, Code2, Terminal, Play } from 'lucide-vue-next'
-import { dashboardApi, type RequestDetail, type RequestErrorDomain } from '@/api/dashboard'
+import { dashboardApi, type RequestDetail } from '@/api/dashboard'
 import type { ImageProgress, RequestTrace } from '@/api/requestTrace'
 import { formatApiFormat } from '@/api/endpoints/types/api-format'
 import {
@@ -889,7 +889,6 @@ import { log } from '@/utils/logger'
 import { getEffectiveInputTokens } from '../token-normalization'
 import {
   formatDurationMs,
-  formatOutputRate,
   formatOutputRateValue,
   getDisplayOutputRate,
 } from '../performance'
@@ -1006,15 +1005,6 @@ type JsonRecord = Record<string, unknown>
 
 const METADATA_BYTE_FIELD_PATTERN = /(^bytes$|_bytes$|bytes$)/i
 
-type NormalizedErrorDomain = {
-  source?: string | null
-  status_code?: number | null
-  type?: string | null
-  message: string
-  code?: string | number | null
-  category?: string | null
-}
-
 function asRecord(value: unknown): JsonRecord | null {
   if (!value || typeof value !== 'object' || Array.isArray(value)) return null
   return value as JsonRecord
@@ -1043,28 +1033,6 @@ function formatMetadataDisplayValue(value: unknown, key = ''): unknown {
   return value
 }
 
-function normalizeErrorDomain(domain: RequestErrorDomain | null | undefined): NormalizedErrorDomain | null {
-  if (!domain || typeof domain !== 'object') return null
-  const message = typeof domain.message === 'string' ? domain.message.trim() : ''
-  if (!message) return null
-  return {
-    source: domain.source ?? null,
-    status_code: domain.status_code ?? null,
-    type: domain.type ?? null,
-    message,
-    code: domain.code ?? null,
-    category: domain.category ?? null,
-  }
-}
-
-function formatErrorDomainMeta(domain: NormalizedErrorDomain): string {
-  const parts: string[] = []
-  if (domain.status_code != null) parts.push(`HTTP ${domain.status_code}`)
-  if (domain.type) parts.push(domain.type)
-  if (domain.source) parts.push(`source=${domain.source}`)
-  return parts.join(' · ')
-}
-
 function mapTraceFinalStatusToRequestStatus(
   status?: RequestTrace['final_status'] | null
 ): RequestStateStatus | undefined {