Rename twig template folders and files to snake_case

CLAUDE.md

@@ -141,7 +141,7 @@ passed to the processor as container parameters).
   capped at 5s) — an explicit 401/403 raises a violation, anything else fails open.
   Sylius' admin form theme ignores Symfony's `help_html` option, so the
   `payment_methods` docs link renders through the plugin's own form theme
-  (`Resources/views/Form/theme.html.twig`, scoped to that field's block prefix and registered by
+  (`Resources/views/form/theme.html.twig`, scoped to that field's block prefix and registered by
   `SetonoSyliusQuickpayExtension::prepend()` via `twig.form_themes`).
 - `FactoryBuilder/QuickpayGatewayFactoryBuilder` injects a guessed UI `language` into the gateway default config at
   build time; `Guesser/LanguageGuesser` derives it from Sylius's locale context (mapping `nb`/`nn` → `no`).

src/Controller/Admin/PaymentOperationsAction.php

@@ -50,12 +50,12 @@ public function __invoke(int $id): Response
             ;
         } catch (\Throwable) {
             return new Response(
-                $this->twig->render('@SetonoSyliusQuickpayPlugin/Admin/Order/Show/Payment/_operationsError.html.twig'),
+                $this->twig->render('@SetonoSyliusQuickpayPlugin/admin/order/show/payment/_operations_error.html.twig'),
                 Response::HTTP_BAD_GATEWAY,
             );
         }
 
-        return new Response($this->twig->render('@SetonoSyliusQuickpayPlugin/Admin/Order/Show/Payment/_operations.html.twig', [
+        return new Response($this->twig->render('@SetonoSyliusQuickpayPlugin/admin/order/show/payment/_operations.html.twig', [
             'quickpay_payment' => $quickpayPayment,
         ]));
     }

src/DependencyInjection/SetonoSyliusQuickpayExtension.php

@@ -29,7 +29,7 @@ public function prepend(ContainerBuilder $container): void
     {
         if ($container->hasExtension('twig')) {
             $container->prependExtensionConfig('twig', [
-                'form_themes' => ['@SetonoSyliusQuickpayPlugin/Form/theme.html.twig'],
+                'form_themes' => ['@SetonoSyliusQuickpayPlugin/form/theme.html.twig'],
             ]);
         }
 
@@ -39,7 +39,7 @@ public function prepend(ContainerBuilder $container): void
                     'sylius.admin.order.show.payment_content' => [
                         'blocks' => [
                             'setono_sylius_quickpay_operations' => [
-                                'template' => '@SetonoSyliusQuickpayPlugin/Admin/Order/Show/Payment/_quickpay.html.twig',
+                                'template' => '@SetonoSyliusQuickpayPlugin/admin/order/show/payment/_quickpay.html.twig',
                                 'priority' => -10,
                             ],
                         ],

tests/Controller/Admin/PaymentOperationsActionTest.php

@@ -58,7 +58,7 @@ public function it_renders_the_operations_fetched_from_quickpay(): void
 
         $twig = $this->prophesize(Environment::class);
         $twig->render(
-            '@SetonoSyliusQuickpayPlugin/Admin/Order/Show/Payment/_operations.html.twig',
+            '@SetonoSyliusQuickpayPlugin/admin/order/show/payment/_operations.html.twig',
             Argument::that(static fn (array $context): bool => ($context['quickpay_payment'] ?? null) instanceof QuickpayPayment &&
                 999999 === $context['quickpay_payment']->id &&
                 1 === \count($context['quickpay_payment']->operations)),
@@ -80,7 +80,7 @@ public function it_renders_an_error_when_quickpay_cannot_be_reached(): void
         $sdkClient->payments()->will(fn (): PaymentsEndpoint => new PaymentsEndpoint($sdkClient->reveal(), Client::configureMapperBuilder(new MapperBuilder())));
 
         $twig = $this->prophesize(Environment::class);
-        $twig->render('@SetonoSyliusQuickpayPlugin/Admin/Order/Show/Payment/_operationsError.html.twig')
+        $twig->render('@SetonoSyliusQuickpayPlugin/admin/order/show/payment/_operations_error.html.twig')
             ->willReturn('<div>error</div>');
 
         $response = ($this->createAction($sdkClient, $twig))(1);

tests/DependencyInjection/SetonoSyliusQuickpayExtensionTest.php

@@ -111,7 +111,7 @@ public function getAlias(): string
         (new SetonoSyliusQuickpayExtension())->prepend($container);
 
         self::assertSame([
-            ['form_themes' => ['@SetonoSyliusQuickpayPlugin/Form/theme.html.twig']],
+            ['form_themes' => ['@SetonoSyliusQuickpayPlugin/form/theme.html.twig']],
         ], $container->getExtensionConfig('twig'));
     }
 
@@ -152,7 +152,7 @@ public function getAlias(): string
                     'sylius.admin.order.show.payment_content' => [
                         'blocks' => [
                             'setono_sylius_quickpay_operations' => [
-                                'template' => '@SetonoSyliusQuickpayPlugin/Admin/Order/Show/Payment/_quickpay.html.twig',
+                                'template' => '@SetonoSyliusQuickpayPlugin/admin/order/show/payment/_quickpay.html.twig',
                                 'priority' => -10,
                             ],
                         ],