feat(auth): Add Discord OAuth Provider (#5552)

app/Providers/EventServiceProvider.php

@@ -9,6 +9,7 @@ use Illuminate\Foundation\Events\MaintenanceModeEnabled;
 use Illuminate\Foundation\Support\Providers\EventServiceProvider as ServiceProvider;
 use SocialiteProviders\Authentik\AuthentikExtendSocialite;
 use SocialiteProviders\Azure\AzureExtendSocialite;
+use SocialiteProviders\Discord\DiscordExtendSocialite;
 use SocialiteProviders\Google\GoogleExtendSocialite;
 use SocialiteProviders\Infomaniak\InfomaniakExtendSocialite;
 use SocialiteProviders\Manager\SocialiteWasCalled;
@@ -25,6 +26,7 @@ class EventServiceProvider extends ServiceProvider
         SocialiteWasCalled::class => [
             AzureExtendSocialite::class.'@handle',
             AuthentikExtendSocialite::class.'@handle',
+            DiscordExtendSocialite::class.'@handle',
             GoogleExtendSocialite::class.'@handle',
             InfomaniakExtendSocialite::class.'@handle',
         ],