Function updateLEDs

examples/Asio/ClientValidation/ClientValidationReal.h:55–72

bool done = false;  // Track completion to print results once

void updateLEDs() {
    switch (state) {
        case SERVER_STARTING:
            fill_solid(leds, NUM_LEDS, fl::CRGB(0, 0, beatsin8(60)));  // Blue pulse
            break;
        case TEST_JSON:
        case TEST_GET:
        case TEST_PING:
            fill_solid(leds, NUM_LEDS, fl::CRGB(64, 64, 0));  // Yellow - testing
            break;
        case ALL_PASSED:
            fill_solid(leds, NUM_LEDS, fl::CRGB(0, 64, 0));  // Green - success
            break;
        case FAILED:
            fill_solid(leds, NUM_LEDS, fl::CRGB(64, 0, 0));  // Red - failure
            break;
    }
}

void test_json_endpoint() {
    FL_WARN("\n=== Test 1: GET /json (Slideshow Data) ===");