move example client out of src to break import cycles

plugins/cost-insights/dev/index.tsx

@@ -15,8 +15,8 @@
  */
 import { createDevApp } from '@backstage/dev-utils';
 import { createPlugin, createApiFactory } from '@backstage/core';
-import { ExampleCostInsightsClient } from '../src/api';
-import { costInsightsApiRef } from '../src';
+import { costInsightsApiRef } from '../src/api';
+import { ExampleCostInsightsClient } from '../src/client';
 import { pluginConfig } from '../src/plugin';
 
 const devPlugin = createPlugin({

plugins/cost-insights/src/api/index.ts

@@ -15,4 +15,3 @@
  */
 
 export * from './CostInsightsApi';
-export * from './ExampleCostInsightsClient';

plugins/cost-insights/src/client.ts

@@ -17,7 +17,7 @@
 
 import dayjs from 'dayjs';
 import regression, { DataPoint } from 'regression';
-import { CostInsightsApi } from './CostInsightsApi';
+import { CostInsightsApi } from './api';
 import {
   Alert,
   ChangeStatistic,
@@ -32,13 +32,13 @@ import {
   ProjectGrowthData,
   Trendline,
   UnlabeledDataflowData,
-} from '../types';
-import { ProjectGrowthAlert, UnlabeledDataflowAlert } from '../utils/alerts';
+} from './types';
+import { ProjectGrowthAlert, UnlabeledDataflowAlert } from './utils/alerts';
 import {
   DEFAULT_DATE_FORMAT,
   exclusiveEndDateOf,
   inclusiveStartDateOf,
-} from '../utils/duration';
+} from './utils/duration';
 
 type IntervalFields = {
   duration: Duration;

plugins/cost-insights/src/index.ts

@@ -15,6 +15,7 @@
  */
 
 export { plugin } from './plugin';
+export * from './ExampleCostInsightsClient';
 export * from './api';
 export * from './components';
 export { useCurrency } from './hooks';