feat(mcp-tools): OpenBuiltToolProvider — AI companion MCP tools

composer.json

@@ -17,6 +17,11 @@
 			"lib/Resources/template/"
 		]
 	},
+	"autoload-dev": {
+		"psr-4": {
+			"OCA\\OpenRegister\\": "tests/Stubs/"
+		}
+	},
 	"require": {
 		"php": "^8.1"
 	},

lib/AppInfo/Application.php

@@ -26,6 +26,7 @@
 
 use OCA\OpenBuilt\Listener\ApplicationVersionSnapshotListener;
 use OCA\OpenBuilt\Listener\DeepLinkRegistrationListener;
+use OCA\OpenBuilt\Mcp\OpenBuiltToolProvider;
 use OCA\OpenRegister\Event\DeepLinkRegistrationEvent;
 use OCA\OpenRegister\Event\ObjectTransitionedEvent;
 use OCP\AppFramework\App;
@@ -77,6 +78,16 @@ public function register(IRegistrationContext $context): void
             listener: ApplicationVersionSnapshotListener::class
         );
 
+        // Register OpenBuiltToolProvider as the MCP tool provider for the AI Chat Companion.
+        // The alias key 'OCA\OpenRegister\Mcp\IMcpToolProvider::openbuilt' is the format
+        // that OR's McpToolsService enumerates to discover per-app providers (hydra ADR-035).
+        // The interface ships in openregister PR #1466 (ai-chat-companion-orchestrator);
+        // until then OpenBuilt implements the test stub at tests/Stubs/Mcp/IMcpToolProvider.php.
+        $context->registerServiceAlias(
+            'OCA\\OpenRegister\\Mcp\\IMcpToolProvider::openbuilt',
+            OpenBuiltToolProvider::class
+        );
+
         // Repair steps (InitializeSettings + SeedHelloWorld) are declared in info.xml.
     }//end register()