added header

src/app/app.component.ts

@@ -1,10 +1,17 @@
-import { Component } from '@angular/core';
+import { Component, OnInit } from '@angular/core';
+
 
 @Component({
   selector: 'app-root',
   templateUrl: './app.component.html',
   styleUrls: ['./app.component.css']
 })
-export class AppComponent {
-  title = 'ts-streetmap';
+
+export class AppComponent implements OnInit{
+  title = 'Street Map';
+
+  ngOnInit(): void {
+    
+  }
+
 }