feat: Enhance Support Reply Service with tone instructions and article details

- Added tone instruction retrieval to SupportReplyService.
- Improved user feedback when no relevant article is found.
- Included article URL and tone instruction in LLM prompt.
- Updated response format to include source information.
- Enhanced article management UI with search functionality and editing capabilities.
- Introduced a new API endpoint for nearest articles based on vector search.
- Added confidence badge component to display article confidence levels.
- Implemented tests for article searching, editing, and nearest article API.
- Removed obsolete .htaccess file.

resources/views/livewire/admin/ticket-show.blade.php

@@ -67,10 +67,20 @@
         @endif
         @if ($ticket->bestArticle)
             <div class="mt-3 text-sm rounded bg-green-100 text-green-800 p-2">
-                Beste artikel: #{{ $ticket->bestArticle->id }} - {{ $ticket->bestArticle->title }}
+                <div class="flex flex-wrap items-center gap-2">
+                    <span>Beste artikel: #{{ $ticket->bestArticle->id }} - {{ $ticket->bestArticle->title }}</span>
                 @if ($ticket->confidence !== null)
-                    (confidence {{ number_format($ticket->confidence, 2) }})
+                        <x-admin.confidence-badge :confidence="$ticket->confidence" />
                 @endif
+                </div>
+                <div class="mt-1">
+                    Bron:
+                    @if ($ticket->bestArticle->source_url)
+                        <a href="{{ $ticket->bestArticle->source_url }}" target="_blank" class="underline">{{ $ticket->bestArticle->source_url }}</a>
+                    @else
+                        niet beschikbaar
+                    @endif
+                </div>
             </div>
         @endif
     </div>