fix(frontend): 补齐 analysis 构建依赖与共享组件搬迁

补 commit hooks/图表组件、路由与 i18n domains、logs metrics API；
StatCard/TimeRangePicker/ingress-access-log 抽到共享路径，干净 checkout 可编过。

frontend/src/api/logs/index.ts

@@ -14,6 +14,11 @@ export interface LogEntry { timestamp: string; timestampNs: string; level: strin
 export interface HistogramBucket { timestamp: string; count: number }
 export interface LogResult { entries: LogEntry[]; hasMore: boolean; nextCursor: string }
 export interface LogQuery { sourceId: number; query: string; start: number; end: number; limit?: number; direction?: 'backward' | 'forward'; cursor?: string }
+/** 指标序列采样点(日志分析页) */
+export interface MetricPoint { timestamp: string; value: number }
+/** 一条按标签分组的指标序列(如 sum by (app)(...) 中每个 app 一条) */
+export interface MetricSeries { labels: Record<string, string>; points: MetricPoint[] }
+export interface MetricQuery { sourceId: number; query: string; start: number; end: number }
 export const logsApi = {
   sources: () => http.get<PageData<LogSource>>('/logs/sources'),
   createSource: (source: Partial<LogSource> & { basicPass?: string; bearerToken?: string }) => http.post<LogSource>('/logs/sources', source),
@@ -23,6 +28,8 @@ export const logsApi = {
   query: (data: LogQuery) => http.post<LogResult>('/logs/query', data, { timeout: 125000 }),
   context: (data: { sourceId: number; timestampNs: string; labels: Record<string, string> }) => http.post<{ before: LogEntry[]; after: LogEntry[] }>('/logs/context', data),
   histogram: (data: LogQuery) => http.post<Array<Record<string, unknown>>>('/logs/histogram', data, { timeout: 125000 }),
+  /** LogQL 指标查询(admin):query 中的 [$step] 占位符由后端按时间跨度替换 */
+  metrics: (data: MetricQuery, opts?: { signal?: AbortSignal }) => http.post<MetricSeries[]>('/logs/metrics', data, { timeout: 125000, ...opts }),
   labels: (sourceId: number, start?: number, end?: number) => http.get<string[]>(`/logs/labels${buildQuery({ sourceId, start, end } as { page?: number; pageSize?: number })}`),
   labelValues: (sourceId: number, name: string, query = '', start?: number, end?: number) => http.get<string[]>(`/logs/label/${encodeURIComponent(name)}/values${buildQuery({ sourceId, query, start, end } as { page?: number; pageSize?: number })}`),
   /** 当前用户在某数据源上的授权范围（策略 labels；管理员 unrestricted=true） */