Add admin views for quick replies, settings, and ticket details

- Created `quick-replies.blade.php` for managing quick replies.
- Added `settings.blade.php` for admin settings management.
- Implemented `ticket-show.blade.php` to display ticket details.
- Introduced `timeline-card.blade.php` component for displaying timeline information.

Enhance quick reply management functionality

- Developed `quick-reply-manager.blade.php` for creating and editing quick replies.
- Integrated Livewire for dynamic interaction and validation.

Implement settings page for AI configuration

- Created `settings-page.blade.php` for managing AI settings, including prompts and provider instances.
- Added functionality for managing models and embeddings.

Add ticket show functionality with real-time updates

- Implemented ticket details view with processing status and tool call logs.
- Added support for displaying article suggestions and error messages.

Create unit tests for AI classifier and domain info tool

- Added `AIClassifierServiceTest.php` to validate AI classifier functionality.
- Implemented `DomainInfoToolTest.php` for domain parameter validation.
- Created `OxxaClientTest.php` to test API interactions and password hashing.

app/Models/ArticleChunk.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use App\Casts\VectorCast;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class ArticleChunk extends Model
+{
+    protected $fillable = [
+        'article_id',
+        'chunk_index',
+        'content',
+        'embedding',
+        'embedding_provider_instance_id',
+        'embedding_model',
+        'embedded_at',
+    ];
+
+    protected $casts = [
+        'embedding' => VectorCast::class,
+        'embedded_at' => 'datetime',
+    ];
+
+    public function article(): BelongsTo
+    {
+        return $this->belongsTo(Article::class);
+    }
+}