If you get error:
run npm command gives error "/usr/bin/env: node: No such file or directory
Modify the Desktop icon ~/.local/share/applications/jetbrains-webstorm.desktop
with:
[Desktop Entry]
Name=WebStorm
Icon=/home/christian/.local/share/JetBrains/Toolbox/apps/WebStorm/ch-0/.icon.svg
StartupWMClass=jetbrains-webstorm
Comment=A JavaScript IDE
Exec=/bin/bash -i -c "/home/christian/.local/share/JetBrains/Toolbox/apps/WebStorm/ch-0/211.7442.26/bin/webstorm.sh" %f
Version=1.0
Type=Application
Categories=Development;IDE;
Terminal=false
StartupNotify=true