Copying and pasting parts of examples results in whitespace significant errors

Description

Copying parts of examples result in a lot of errors. See screen cast.

Screen_Recording_2022-12-13_at_11.35.33

Steps to reproduce

• Go to an example, e.g. https://appsemble.app/en/docs/guide/basic-app
• Select and copy part of the YAML
• Paste the copied code in your editor in the right place