@GetMapping("shenyu/client/findById")
    @ShenyuSpringMvcClient("shenyu/client/findById")
    public SdkTestDto findById(final @RequestParam("id") String id,
                               final @RequestHeader(value = "X-Auth", required = false) String auth) {
        SdkTestDto sdkTestDto = new SdkTestDto();
        sdkTestDto.setId(id);
        sdkTestDto.setName("sdk-" + auth);
        return sdkTestDto;
    }
findById.

@param id id
@param auth auth token
@return SdkTestDto
shenyu-examples/shenyu-examples-sdk/shenyu-examples-sdk-feign/src/main/java/org/apache/shenyu/examples/sdk/feign/controller/HttpServiceController.java