[tx] start adding acceleration preview

frontend/src/app/components/accelerate-preview/accelerate-preview.component.ts

@@ -0,0 +1,24 @@
+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'app-accelerator-preview',
+  templateUrl: 'accelerate-preview.component.html',
+  styleUrls: ['accelerate-preview.component.scss']
+})
+
+export class AcceleratePreviewComponent implements OnInit {
+  constructor(
+    private apiService: ApiService
+  ) { }
+
+  ngOnInit() {
+    this.apiService.estimate$(this.txId).subscribe((estimate) => {
+      console.log(estimate.body);
+      document.getElementById('acceleratePreviewAnchor').scrollIntoView({
+        behavior: 'smooth',
+        inline: 'center',
+        block: 'center',
+      });
+    })
+  }
+}