Apply suggestion from @Copilot

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: gagik

src/tools/tool.ts

@@ -466,7 +466,7 @@ export abstract class ToolBase {
                 });
                 const toolResult = await this.handleError(
                     error,
-                    args[0] as z.infer<z.ZodObject<typeof this.argsShape>>
+                    args as z.infer<z.ZodObject<typeof this.argsShape>>
                 );
                 this.emitToolEvent(args, { startTime, result: toolResult });
                 return toolResult;