frontend/src/app/components/editor/node-picker/node-picker.component.html

<ion-list>
  <ion-item button (click)="onSelect('paragraph')" class="node">
    <i class="fa" slot="start" [ngClass]="typeIcons.node"></i>
    <ion-label>Paragraph</ion-label>
  </ion-item>
  <ion-item button (click)="onSelect('database_ref')" class="db">
    <i class="fa" slot="start" [ngClass]="typeIcons.db"></i>
    <ion-label>Database</ion-label>
  </ion-item>
  <ion-item button (click)="onSelect('code_ref')" class="code">
    <i class="fa" slot="start" [ngClass]="typeIcons.code"></i>
    <ion-label>Code Editor</ion-label>
  </ion-item>
  <ion-item button (click)="onSelect('file_ref')" class="files">
    <i class="fa" slot="start" [ngClass]="typeIcons.node"></i>
    <ion-label>Upload Files</ion-label>
  </ion-item>
</ion-list>