style: format HTML and TypeScript files for consistency

frontend/src/app/feature/transaction-history/transaction-history.component.ts

@@ -1,35 +1,34 @@
-import { ChangeDetectionStrategy, Component, EventEmitter, inject, Input, Output } from '@angular/core';
+import {
+  ChangeDetectionStrategy,
+  Component,
+  EventEmitter,
+  inject,
+  Input,
+  Output,
+} from '@angular/core';
 import { TransactionService } from '@service/transaction.service';
 import { Observable } from 'rxjs';
-import { Transaction } from '../../model/Transaction';
 import { AsyncPipe, CurrencyPipe, DatePipe, NgForOf, NgIf } from '@angular/common';
 import { AnimatedNumberComponent } from '@blackjack/components/animated-number/animated-number.component';
 import { TransactionData } from '../../model/TransactionData';
 
-const PER_PAGE = 5
+const PER_PAGE = 5;
 
 @Component({
   standalone: true,
   selector: 'app-transaction-history',
-  imports: [
-    NgForOf,
-    AsyncPipe,
-    CurrencyPipe,
-    DatePipe,
-    AnimatedNumberComponent,
-    NgIf,
-  ],
+  imports: [NgForOf, AsyncPipe, CurrencyPipe, DatePipe, AnimatedNumberComponent, NgIf],
   templateUrl: './transaction-history.component.html',
   styleUrl: './transaction-history.component.css',
-  changeDetection: ChangeDetectionStrategy.OnPush
+  changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class TransactionHistoryComponent {
   @Input()
-  isOpen: boolean = false;
+  isOpen = false;
   @Output()
   closeEventEmitter = new EventEmitter<void>();
 
-  protected offset: number = 0;
+  protected offset = 0;
 
   private transactionService: TransactionService = inject(TransactionService);
   transactionData$: Observable<TransactionData> = this.loadTransactions();