code: public OverpassFilterQuery around(double radius, double lat, double lon) {
          builder.around(radius, lat, lon);
  
          return this;
      }
docs: Adds a <i>(around:radius, centerLat, centerLon)</i> around radius with center filter to the current query.
  
  @param radius in meters around the specified center
  @param lat latitude of the center coordinate
  @param lon longitude of the center coordinate
  @return the current query object