[FEATURE] Added product formular

Corrected REST API and introduced product formular

__Tasks:__

- [x] test coverage
- [ ] gather feedback for my changes
- [ ] get the correct translations for statuses in formular
- [x] truncate text in title
- [x] Write test for StatusManager

__Informations:__

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| Tests pass?   | yes
| Fixed tickets | none
| Doc           | none