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.
No no the progress view. 😊
This view is not displayed by default, you can open it via Window -> Show View -> other... -> General -> progress
This view show you all operations in progress. And maybe it will help you to understand what happens during these 15 seconds.