Fix crash/reboot: remove conflicting TinyUSB core sources from Adafruit lib instead of allow-multiple-definition

extra_script.py

@@ -1,3 +1,21 @@
 Import("env")
+import os
 
-env.Append(LINKFLAGS=["-Wl,--allow-multiple-definition"])
+lib_path = os.path.join(
+    env.subst("$PROJECT_DIR"),
+    ".pio", "libdeps", env.subst("$PIOENV"),
+    "Adafruit TinyUSB Library", "src"
+)
+
+conflicting = [
+    "tusb.c",
+    "common/tusb_fifo.c",
+    "device/usbd.c",
+    "device/usbd_control.c",
+]
+
+for f in conflicting:
+    path = os.path.join(lib_path, f)
+    if os.path.exists(path):
+        os.remove(path)
+        print(f"[extra_script] Removed {f} (provided by ESP32 core libarduino_tinyusb.a)")