Identify and display mining pool.

fixes #59

frontend/src/app/services/assets.service.ts

@@ -9,11 +9,13 @@ import { shareReplay } from 'rxjs/operators';
 export class AssetsService {
   getAssetsJson$: Observable<any>;
   getAssetsMinimalJson$: Observable<any>;
+  getMiningPools$: Observable<any>;
 
   constructor(
     private httpClient: HttpClient,
   ) {
     this.getAssetsJson$ = this.httpClient.get('/resources/assets.json').pipe(shareReplay());
     this.getAssetsMinimalJson$ = this.httpClient.get('/resources/assets.minimal.json').pipe(shareReplay());
+    this.getMiningPools$ = this.httpClient.get('/resources/pools.json').pipe(shareReplay());
   }
 }