fix: restore CircleMode in MapboxDraw initialization

- Fixed missing modes configuration in setupDrawingTools
- Restored custom 'draw_circle' mode using CircleMode
- Verified fix with local bundling check

Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com>

Author: ngoiyaeric

components/map/mapbox-map.tsx

@@ -285,6 +285,10 @@ export const Mapbox: React.FC<{ position?: { latitude: number; longitude: number
         trash: true,
         line_string: true
       },
+      modes: {
+        ...MapboxDraw.modes,
+        draw_circle: CircleMode
+      },
       // Start in polygon mode by default
       defaultMode: 'draw_polygon'
     })