Add unit and feature tests for ticket processing and article management

- Implement Fake repositories and services for testing purposes.
- Create tests for Article API including creation, validation, and listing.
- Develop ProcessTicketJobFlowTest to validate ticket processing logic.
- Add QuickReplyAdminTest for creating and updating quick replies.
- Implement TicketAndArticleModelTest to ensure proper cascading deletes and credential encryption.
- Create TicketIngestionTest for ticket creation and job dispatching.
- Add TicketShowPageTest to verify rendering of quick replies and tool calls.
- Implement unit tests for ClassifierPromptBuilder, EmbeddingService, LlmJsonDecoder, QuickReplyResolver, SupportReplyService, TicketResultPayloadBuilder, TicketToolCallService, and ToolCallRequestValidator.

tests/Feature/TicketShowPageTest.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Article;
+use App\Models\Ticket;
+use App\Models\TicketToolCall;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class TicketShowPageTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_ticket_show_renders_quick_reply_and_tool_call_sections(): void
+    {
+        $article = Article::query()->create(['title' => 'DNS', 'content' => 'x']);
+        $ticket = Ticket::query()->create([
+            'message' => 'vraag',
+            'status' => 'completed',
+            'best_article_id' => $article->id,
+            'support_reply' => 'Gebruik deze stappen',
+            'result_payload' => [
+                'quick_reply' => ['id' => 1, 'title' => 'DNS Quick'],
+                'draft_article_suggestion' => null,
+            ],
+        ]);
+
+        TicketToolCall::query()->create([
+            'ticket_id' => $ticket->id,
+            'article_id' => $article->id,
+            'action' => 'domain_inf',
+            'status' => 'success',
+            'parameters' => ['sld' => 'example', 'tld' => 'nl'],
+            'response' => ['ok' => true],
+        ]);
+
+        $response = $this->get("/admin/tickets/{$ticket->id}");
+        $response->assertOk();
+        $response->assertSee('Snelantwoord gebruikt', false);
+        $response->assertSee('Toolcalls', false);
+    }
+}