The Pikachus of the Clock page are icons

Stored as icons at boot from the firmware's bitmaps (cut to 80 x 19), so
they can be edited; the firmware copies stay the fallback.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/esp32/main.cpp

@@ -7,6 +7,7 @@
 #include "app.h"
 #include "config.h"
 #include "display/bitmap_store.h"
+#include "display/icon_store.h"
 #include "display/page_store.h"
 #include "logic/status_led.h"
 #include "nano_link/nano_flash_bridge.h"
@@ -34,6 +35,7 @@ void setup()
 	BootMode boot_mode = firmwareGuardBegin();
 
 	bitmapStoreBegin();
+	iconStoreBegin(); // the Pikachus as icons that can be edited
 	pageStoreBegin(); // the Clock page as a page that can be edited
 	appLoadSettings();