fix: 修复整合后的前端类型契约

- 补齐账单币种与公共组件类型导出
- 修复 LDAP 和主机监控拆分组件类型
- 删除无后端接口且未引用的旧凭证弹窗

frontend/src/pages/monitor/host-monitor/types.ts

@@ -42,7 +42,12 @@ export const TIME_RANGES = TIME_RANGE_PRESETS.map((p) => ({
 
 export type AggType = 'avg' | 'max' | 'min';
 
- 
+export interface RefLine {
+  value: number;
+  label?: string;
+  color?: string;
+}
+
 export type HostRecord = Record<string, unknown>;
 
 export interface BucketPoint {
@@ -84,4 +89,4 @@ export const DEFAULT_PROBE_FORM = (hostname = ''): ProbeForm => ({
   timeout: 10,
   interval: 60,
   description: '',
-});
+});