copy c2 skeleton in Arduino libs dir

Author: Jason2866

builder/frameworks/arduino.py

@@ -70,6 +70,11 @@
       BUILD_UNFLAGS=new_build_unflags
     )
 
+if mcu == "esp32c2":
+    ARDUINO_FRMWRK_LIB_DIR = platform.get_package_dir("framework-arduinoespressif32-libs")
+    ARDUINO_C2_LIB_DIR = platform.get_package_dir("framework-arduino-c2-skeleton-lib")
+    shutil.copytree(ARDUINO_C2_LIB_DIR, ARDUINO_FRMWRK_LIB_DIR, dirs_exist_ok=True)
+
 def install_python_deps():
     def _get_installed_pip_packages():
         result = {}