code: @GET
    @Path("/{asset: .+}")
    public Response getSwaggerUiAsset(@PathParam("asset") String assetPath) {
      if (!ASSETS.contains(assetPath)) {
        return Response.status(404).build();
      }
  
      InputStream stream = getClass().getResourceAsStream("ui-dist/" + assetPath);
      return Response.ok(stream).build();
    }
docs: relative link to "images/throbber.gif" in swagger-ui.json will work.