refs #181

Pinia store destructuring doesn’t work on the plain store object. One
has to use storeToRefs or keep the original store object.

see: https://pinia.vuejs.org/core-concepts/

internal note and show owners are both admin-controlled.

refs #146

refs #146

Django rest framework would sometimes return objects like this

  { "email": ["Gib eine gültige E-Mail Adresse an."] }

which we didn’t properly handle.

refs #146

The ComboBox is now generic (both in the sense of TypeScript generics as
well as use in other areas as the show selector). It’s behaviour now
also aligns with te TagInput component.

refs #146

refs #121

refs #155 #156

refs #155

refs #129

refs #126

refs #154

Submitting a note would sometimes fail but user’s were not informed that
something went wrong, because errors not mapped to any form fields were
not displayed.

API object attribute names are now:

1. camelCased (#164)
2. use Id / Ids suffix for object references (#172)