Can´t get it up and running
It might be the executable path rather than the other paths. Here's something quick to try: see this suggestion in this thread.
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Development tools for Zephyr on STM32
Workbench for Zephyr: VS Code extension to set up, build, flash and debug Zephyr applications on STM32.
Devicetree manager: browse, edit and visualize Zephyr devicetree, STM32CubeMX-like for Zephyr.