docs: update README.md

CITATION.cff

@@ -1,5 +1,5 @@
 cff-version: 1.2.0
-title: DOmain Watchdog
+title: Domain Watchdog
 message: >-
   If you use this software, please cite it using the
   metadata from this file.

README.md

@@ -13,7 +13,7 @@ Although the RDAP and WHOIS protocols allow you to obtain precise information ab
 perform a reverse search to discover a list of domain names associated with an entity. Additionally, accessing a
 detailed history of events (ownership changes, renewals, etc.) is not feasible with these protocols.
 
-## General Description of Operation
+## How it works?
 
 The latest version of the WHOIS protocol was standardized in 2004 by RFC 3912.[^1] This protocol allows anyone to
 retrieve key information concerning a domain name, an IP address, or an entity registered with a registry.

src/MessageHandler/UpdateRdapServersHandler.php

@@ -5,6 +5,11 @@ namespace App\MessageHandler;
 use App\Message\UpdateRdapServers;
 use App\Service\RDAPService;
 use Symfony\Component\Messenger\Attribute\AsMessageHandler;
+use Symfony\Contracts\HttpClient\Exception\ClientExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\DecodingExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\RedirectionExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\ServerExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface;
 
 #[AsMessageHandler]
 final readonly class UpdateRdapServersHandler
@@ -15,6 +20,13 @@ final readonly class UpdateRdapServersHandler
 
     }
 
+    /**
+     * @throws TransportExceptionInterface
+     * @throws ServerExceptionInterface
+     * @throws RedirectionExceptionInterface
+     * @throws DecodingExceptionInterface
+     * @throws ClientExceptionInterface
+     */
     public function __invoke(UpdateRdapServers $message): void
     {
         $this->RDAPService->updateRDAPServers();

src/Service/RDAPService.php

@@ -24,6 +24,11 @@ use App\Repository\RdapServerRepository;
 use DateTimeImmutable;
 use Doctrine\ORM\EntityManagerInterface;
 use Exception;
+use Symfony\Contracts\HttpClient\Exception\ClientExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\DecodingExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\RedirectionExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\ServerExceptionInterface;
+use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface;
 use Symfony\Contracts\HttpClient\HttpClientInterface;
 use Throwable;
 
@@ -229,6 +234,13 @@ readonly class RDAPService
         return $entity;
     }
 
+    /**
+     * @throws TransportExceptionInterface
+     * @throws ServerExceptionInterface
+     * @throws RedirectionExceptionInterface
+     * @throws DecodingExceptionInterface
+     * @throws ClientExceptionInterface
+     */
     public function updateRDAPServers(): void
     {
         $dnsRoot = $this->client->request(