feat: Divi tab with REST check, release and withdrawal

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

src/Plugin.php

@@ -12,6 +12,7 @@ use LIT\MCP\Admin\ConnectionRepository;
 use LIT\MCP\Admin\ConnectionStatus;
 use LIT\MCP\Admin\ConnectionTab;
 use LIT\MCP\Admin\ConnectionUsage;
+use LIT\MCP\Admin\DiviTab;
 use LIT\MCP\Admin\LimitsTab;
 use LIT\MCP\Admin\LogTab;
 use LIT\MCP\Admin\SettingsPage;
@@ -24,6 +25,8 @@ use LIT\MCP\Guides\InstructionsBuilder;
 use LIT\MCP\Integrations\Core\CoreIntegration;
 use LIT\MCP\Integrations\Divi\DiviIntegration;
 use LIT\MCP\Integrations\Divi\Library\LibraryAccess;
+use LIT\MCP\Integrations\Divi\Release\CompatibilityCheck;
+use LIT\MCP\Integrations\Divi\Release\DiviCheckRoute;
 use LIT\MCP\Integrations\Divi\Release\DiviToolGate;
 use LIT\MCP\Integrations\Divi\Release\ReleaseResolver;
 use LIT\MCP\Integrations\Divi\ThemeBuilder\ThemeBuilderAccess;
@@ -134,6 +137,10 @@ final class Plugin
             $divi->themeBuilder()
         );
 
+        // Spec §6: the admin check runs as a REST request (same context as MCP calls).
+        $diviCheck = static fn (): CompatibilityCheck => CompatibilityCheck::create($divi->contentComposer());
+        (new DiviCheckRoute($diviCheck))->register();
+
         $policy = ExposurePolicy::fromOption()->withGroups($registry->groupMap(...));
         (new AbilityRegistrar($registry, $policy, new DiviToolGate($registry->groupMap(...), $changeLog)))->register();
         (new ServerRegistrar(
@@ -153,6 +160,7 @@ final class Plugin
             new ToolsTab($registry, $policy),
             new LogTab($changeLog, $limits, $registry),
             new LimitsTab(),
+            new DiviTab(log: $changeLog),
         ];
         self::$settingsPage = new SettingsPage(
             $tabs,