update dependencies, migrate subscribe, add submit type to buttons

src/app/ui/commentcount/commentcount.ui.ts

@@ -4,7 +4,7 @@ import { CommentService } from '../../services/comment.service';
 @Component({
   selector: 'ui-commentcount',
   templateUrl: './commentcount.ui.html',
-  styleUrls: [ './commentcount.ui.scss' ]
+  styleUrls: ['./commentcount.ui.scss']
 })
 export class UiCommentCount implements OnInit {
 
@@ -16,12 +16,16 @@ export class UiCommentCount implements OnInit {
 
   ngOnInit(): void {
     if (this.target && this.parent) {
-      this.commentService.countParent(this.target, this.parent).subscribe((data) => {
-        this.count = +data;
+      this.commentService.countParent(this.target, this.parent).subscribe({
+        next: (data) => {
+          this.count = +data;
+        }
       });
     } else if (this.target) {
-      this.commentService.count(this.target).subscribe((data) => {
-        this.count = +data;
+      this.commentService.count(this.target).subscribe({
+        next: (data) => {
+          this.count = +data;
+        }
       });
     }
   }