feat(rate-limits): use 5m trend buckets and 24h/7d ranges

Overview API accepts bucket_minutes (5|60); rate-limit analysis uses
5-minute buckets and drops 15d/30d presets. Widen rank value column.

frontend/app/(main)/access-logs/components/access-log-utils.ts

@@ -9,6 +9,9 @@ export type SearchDraft = {
 
 export type OverviewRangeHours = 24 | 168 | 360 | 720;
 
+/** 限流分析等短窗口场景：仅 24 小时 / 7 天 */
+export type RateLimitRangeHours = 24 | 168;
+
 export const PAGE_SIZE_OPTIONS = [20, 50, 100, 200];
 
 export const OVERVIEW_RANGE_OPTIONS: {
@@ -21,6 +24,14 @@ export const OVERVIEW_RANGE_OPTIONS: {
   { value: 720, label: '30 天' },
 ];
 
+export const RATE_LIMIT_RANGE_OPTIONS: {
+  value: RateLimitRangeHours;
+  label: string;
+}[] = [
+  { value: 24, label: '24 小时' },
+  { value: 168, label: '7 天' },
+];
+
 export const DETAIL_SORT_OPTIONS = [
   { value: 'logged_at:desc', label: '时间从新到旧' },
   { value: 'logged_at:asc', label: '时间从旧到新' },