fix: properly register search_files tool with schema in server setup

src/filesystem/index.ts

@@ -164,7 +164,12 @@ const server = new Server(
   {
     capabilities: {
       listChanged: false,
-      tools: {},
+      tools: {
+        search_files: {
+          description: "Recursively search for files/directories with optional exclude patterns",
+          inputSchema: zodToJsonSchema(SearchFilesArgsSchema),
+        },
+      },
     },
   },
 );