[BUG-UI/UX]Show error message when duplicate label option is added #182
Description
What happened?
When user attempts to add a duplicate label option the annotation settings, the application silently fails without an error message or feedback.
Screenshots
No response
Steps to reproduce
User types a label name that already exists
Clicks "Add" button or presses Enter
Nothing happens
No error message
Operating System
Windows
Browsers
Chrome
Extralit Version
latest
ElasticSearch Version
No response
Docker Image (optional)
No response
Additional context
This issue refers to the TODO message in extralit-frontend/components/features/annotation/settings/useSettingsQuestionsViewModel.ts line 32