Add i18n to centralize definition of text

[devtobi]

Is your feature request related to a problem? Please describe.
Currently text is defined in the components itself. This is not good if we want to support i18n later on.
On top of that even when using i18n with only 1 language, we can better

Describe the solution you'd like
Add i18n support using https://vue-i18n.intlify.dev/.

Describe alternatives you've considered

Additional context
See https://github.com/devtobi/cv for an example