feat(ui): align workbench with Stitch screens

frontend/src/components/map/MapWorkspace.tsx

@@ -1,4 +1,5 @@
 import { useCallback, useEffect, useMemo, useRef, useState, type KeyboardEvent } from 'react'
+import { BoxSelect, MapPinned, SlidersHorizontal, Trash2 } from 'lucide-react'
 import GeoMap from '../GeoMap'
 import type { AreaRead, CoverageResolveResponse, CoverageStatus, DatasetCreateResponse, DetectionQaResult, MapResultExportRequest, MapViewportState, OrthophotoAcquisitionResult, OrthophotoProductRead, ProjectRead, QaComparisonResult, VectorSelectionBBox, VectorSelectionMetric, VectorSelectionResponse } from '../../types'
 import { useMapThemeSelectionInsights, type MapThemeAcquisition, type MapThemeQuery } from '../../hooks/useMapThemeSelectionInsights'
@@ -1905,8 +1906,11 @@ export function MapWorkspace({
             onClick={() => setAdvancedMode(true)}
             aria-expanded={advancedMode}
             aria-controls="geo-advanced-workbench"
+            aria-label="Geavanceerde werkbank"
+            title="Geavanceerde werkbank"
           >
-            Geavanceerde werkbank
+            <SlidersHorizontal aria-hidden="true" />
+            <span>Geavanceerde werkbank</span>
           </button>
         </header>
 
@@ -2210,6 +2214,7 @@ export function MapWorkspace({
                   type="button"
                   onClick={startBboxSelection}
                 >
+                  <BoxSelect aria-hidden="true" />
                   {bboxSelectionMode ? 'Teken op de kaart…' : 'Teken rechthoek'}
                 </button>
                 <button
@@ -2223,9 +2228,11 @@ export function MapWorkspace({
                   }
                   onClick={() => selectedAreaBbox && void analyzeSelection(selectedAreaBbox, selectedMapArea?.id)}
                 >
+                  <MapPinned aria-hidden="true" />
                   {regionalRasterThemeActive || regionalOnDemandThemeActive ? 'Selecteer een deelgebied' : 'Volledig werkgebied'}
                 </button>
                 <button className="secondary-action" disabled={!mapSelectionBbox} type="button" onClick={clearAreaSelection}>
+                  <Trash2 aria-hidden="true" />
                   Wis selectie
                 </button>
               </div>