first commit

src/app/app.component.ts

@@ -0,0 +1,29 @@
+import { Component, OnInit,
+  ChangeDetectorRef, ChangeDetectionStrategy } from '@angular/core'
+import { DataService } from './data.service'
+
+import { ActionService } from './action.service'
+import { AppUpdateService } from './app-update.service'
+import { ConfigService, settingsDbName } from './config.service'
+import { combineLatest } from 'rxjs'
+
+@Component({
+  selector: 'app-root',
+  templateUrl: './app.component.html',
+  styleUrls: ['./app.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class AppComponent implements OnInit {
+  constructor(
+    public dataService: DataService,
+    public configService: ConfigService,
+    public actionService: ActionService,
+    public appUpdateService: AppUpdateService,
+    public cdr: ChangeDetectorRef,
+  ) {}
+  title = 'treetrail'
+
+  ngOnInit(): void {
+    this.actionService.fetchData().subscribe()
+  }
+}