The PR aims to fix the problem that there is no 'Create tasks.json file from template' option shown on configuring VS Code. More information on creating tasks.json added along with suggestions.
- Use the long name for the `--editor` option to make it more obvious.
- Document how to run a project directly while debugging.
- Put comments above the line to avoid horizontal overflow.
This removes the link to the KDevelop setup video tutorial as it's
now outdated.
IDE screenshots were also optimized losslessly using
`oxipng -o6 --strip --zopfli`.
See #3485.