title: Ag grid Icon headers
body: <p>I'm trying to add an icon column for one of the column using Ag grid. Unfortunately, I did not get a clue to add icon for the column header directly into grid Options.</p>
  
  <p><strong>Expected result is</strong> </p>
  
  <p><a href="https://i.stack.imgur.com/nRrBB.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/nRrBB.png" alt="enter image description here"></a></p>
  
  <p><strong>Actual result is</strong> </p>
  
  <p><a href="https://i.stack.imgur.com/YqLzM.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/YqLzM.png" alt="enter image description here"></a>   Header icon is not coming</p>
  
  <p><strong>Component TS</strong></p>
  
  <pre><code> this.gridOptions.api.setColumnDefs([
          {
          headerName: "",
          field: "markedAsFavorite",
          minWidth: 50,
          maxWidth: 50,
          headerComponentParams: { menuIcon: "fa-star" },
          cellRendererFramework: AgGridCustomCellComponent,
          cellRendererParams: {
            ngTemplate: this.markAsFavourite
          }
            }
          ]);
  </code></pre>
  
  <p>Expert advise please?</p>