feat: add mimiclaw onboarding page.

Signed-off-by: Bo <boironic@gmail.com>

main/mimi.c

@@ -21,6 +21,9 @@
 #include "cli/serial_cli.h"
 #include "proxy/http_proxy.h"
 #include "tools/tool_registry.h"
+#include "display/display.h"
+#include "buttons/button_driver.h"
+#include "rgb/rgb.h"
 
 static const char *TAG = "mimi";
 
@@ -95,6 +98,13 @@ void app_main(void)
     ESP_LOGI(TAG, "PSRAM free:    %d bytes",
              (int)heap_caps_get_free_size(MALLOC_CAP_SPIRAM));
 
+    /* Display + input */
+    ESP_ERROR_CHECK(display_init());
+    display_show_banner();
+    ESP_ERROR_CHECK(rgb_init());
+    rgb_set(255, 0, 0);
+    button_Init();
+
     /* Phase 1: Core infrastructure */
     ESP_ERROR_CHECK(init_nvs());
     ESP_ERROR_CHECK(esp_event_loop_create_default());