Merge branch 'features/9671-selected-tag-highlighting' into 'features/9668-9669-finalizing-annotations' Re #9671

**Selected tags highlighting**
- On click in the middle panel or on click on highlight buttons in the right panel

See merge request !49

On click in the middle panel or on click on highlight buttons in the right panel

# Conflicts:
#	Backend/Backend/Controllers/DocumentController.cs
#	Backend/Core/Services/DocumentService/DocumentServiceEF.cs
#	Backend/Core/Services/DocumentService/IDocumentService.cs
#	webapp/api/api.ts
#	webapp/constants.ts
#	webapp/pages/documents/admin/index.tsx
#	webapp/pages/documents/annotator/index.tsx

# Conflicts:
#	Backend/Core/Services/AnnotationService/AnnotationServiceEF.cs

# Conflicts:
#	webapp/api/api.ts
Regenerate client api, merged

# Conflicts:
#	Backend/Core/Services/TagService/TagServiceEF.cs
#	webapp/api/api.ts
Merged api.ts, regenerate client api