[Feature]: add support for different languages

[Philipp]

Is your feature request related to a problem? Please describe.
The current webpages are german only, which really makes using this project hard to understand for non-german speakers.

Describe the solution you'd like
Some kind of language selector...

Describe alternatives you've considered
n/a

Additional context
n/a

[github-actions]

Stale issue message

[Philipp]

still on the to-do-list

[github-actions]

Stale issue message

[Philipp]

not a real priority at the moment, might come back later