feat: remove easy admin bundle, adopt admin theme

src/Twig/AppExtension.php

@@ -33,6 +33,7 @@ class AppExtension extends AbstractExtension
     public function getFunctions(): array
     {
         return [
+            new TwigFunction('icon', [AppRuntime::class, 'renderIcon'], ['needs_environment' => true, 'is_safe' => ['html']]),
             new TwigFunction('is_participant_eligible', [AppRuntime::class, 'isParticipantEligible']),
             new TwigFunction('qa_attribute', [AppRuntime::class, 'renderQaAttribute'], ['is_safe' => ['html']]),
             new TwigFunction('is_static_text', [AppRuntime::class, 'isStaticText']),
@@ -42,6 +43,7 @@ class AppExtension extends AbstractExtension
             new TwigFunction('booking_theme', [AppRuntime::class, 'getBookingTheme']),
             new TwigFunction('gtm_id', [AppRuntime::class, 'getGtmId']),
             new TwigFunction('cmp_url', [AppRuntime::class, 'getCmpUrl']),
+            new TwigFunction('return_url', [AppRuntime::class, 'getEncodedReturnUrl']),
         ];
     }
 }