feat(scraping): implémenter le health check de tous les scrapers

- Commande CheckAllScrapersHealth + handler avec ports dédiés
- Value Object ContentSourceHealthCheckData
- Resource API Platform et State Processor
- Adapters InMemory et tests unitaires + fonctionnels

tests/Domain/Scraping/Adapter/InMemoryContentSourceHealthRepository.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Tests\Domain\Scraping\Adapter;
+
+use App\Domain\Scraping\Domain\Contract\Repository\ContentSourceHealthRepositoryInterface;
+
+class InMemoryContentSourceHealthRepository implements ContentSourceHealthRepositoryInterface
+{
+    /** @var array<int, array{status: string, testedAt: ?\DateTimeImmutable, error: ?string}> */
+    private array $statuses = [];
+
+    public function markAsTesting(int $sourceId): void
+    {
+        $this->statuses[$sourceId] = ['status' => 'testing', 'testedAt' => null, 'error' => null];
+    }
+
+    public function markAsHealthy(int $sourceId, \DateTimeImmutable $testedAt): void
+    {
+        $this->statuses[$sourceId] = ['status' => 'ok', 'testedAt' => $testedAt, 'error' => null];
+    }
+
+    public function markAsUnhealthy(int $sourceId, \DateTimeImmutable $testedAt, string $error): void
+    {
+        $this->statuses[$sourceId] = ['status' => 'ko', 'testedAt' => $testedAt, 'error' => $error];
+    }
+
+    public function getStatus(int $sourceId): ?string
+    {
+        return $this->statuses[$sourceId]['status'] ?? null;
+    }
+
+    public function getError(int $sourceId): ?string
+    {
+        return $this->statuses[$sourceId]['error'] ?? null;
+    }
+
+    public function clear(): void
+    {
+        $this->statuses = [];
+    }
+}