Development tools for Zephyr on STM32Workbench 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.
Yes,
The eseast way is to do it using Properties -> C/C++ General -> Paths and Symbols
And you copy the C includes to the C++ includes
And also do not forget copy Symbols