add recipes in stub + add image in tab

src/app/recipes/recipes.component.html

@@ -28,6 +28,13 @@
         </td>
       </ng-container>
 
+      <ng-container matColumnDef="image">
+        <th mat-header-cell *matHeaderCellDef> image </th>
+        <td mat-cell *matCellDef="let element">
+          <img src="https://placehold.co/200x200">
+        </td>
+      </ng-container>
+
   
       <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
       <tr mat-row *matRowDef="let row; columns: displayedColumns;"></tr>