Zephyr Workbench, a VSCode extension to manage Zephyr on STM32.
It enables users to easily create, develop, and debug Zephyr applications.
Main features:
Install host dependencies.
Import toolchain and SDK.
Create, configure, build and manage apps.
Debug STM32.
You can directly download it from the VSCode marketplace
For more details, visit the Zephyr Workbench
Note that the --format=berkeley option, which could be abbreviated as -B, is in fact the default for arm-none-eabi-size, so it could be omitted...
The -A (--format=sysv) gives more detailed information, but it will use about ten lines...
Bernard