Enable debug session error

[lenhatquang2512]

Hi, thank you for your repo.

I managed to configure your template and build my STM32 project successfully.
However, when I started the debug session, I got the error like this:

I checked the Dockerfile and I saw OpenOCD was installed. I followed this link https://stackoverflow.com/questions/65872178/openocd-gdb-executable-arm-none-eabi-gdb-was-not-found-please-configure-cort

and added "cortex-debug.gdbPath": "gdb-multiarch" to settings.json. New error poped up :

Can you tell me or at least guide me on how to solve this error? I am a beginner in this field. Thank you.