[Feature] Translation support

[IkariDevGIT]

Platform

Android

Linux Distribution (if applicable)

No response

Why is this feature needed?

Because some people may like their pps in their language.

Feature Description

A drop down for selecting the apps language.

Alternatives Considered

No response

Additional Context/Screenshots

No response

Checklist

• I have searched existing issues for similar feature requests.

[warreth]

I will add the infrastructure for this, but i will also need volunteers to translate the app.
Maybe something like https://weblate.org/en/ will work.

[IkariDevGIT]

@warreth I'll help translate to German.