added material design components

src/app/components/expense/expense.component.ts

@@ -1,18 +0,0 @@
-import { Component, input } from '@angular/core';
-import { Expense } from '../../services/expense.service';
-import { CurrencyPipe, DatePipe } from '@angular/common';
-import { CardComponent } from '../card/card.component';
-
-@Component({
-  selector: 'app-expense',
-  imports: [
-    CurrencyPipe,
-    DatePipe,
-    CardComponent
-  ],
-  templateUrl: './expense.component.html',
-  styleUrl: './expense.component.scss',
-})
-export class ExpenseComponent {
-  public expense = input.required<Expense>();
-}