serial log on webserver

main/main.c

@@ -10,11 +10,15 @@
 #include "scryfall_client.h"
 #include "web_server.h"
 #include "ota_manager.h"
+#include "serial_log.h"
 
 static const char *TAG = "MAIN";
 
 void app_main(void)
 {
+    /* Initialize serial log ring buffer to capture all ESP_LOG output for Web UI */
+    serial_log_init();
+
     ESP_LOGI(TAG, "MTG RFID Companion booting...");
 
     /* Validate OTA partition & cancel rollback if just updated */