New base code for mempool blockchain explorerer

frontend/src/app/components/start/start.component.ts

@@ -0,0 +1,10 @@
+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-start',
+  templateUrl: './start.component.html',
+  styleUrls: ['./start.component.scss']
+})
+export class StartComponent {
+  view: 'blocks' | 'transactions' = 'blocks';
+}