📘 chore: add decorate stress test

Author: SaltyAom

example/stress/decorate.ts

@@ -27,5 +27,5 @@ Bun.gc(true)
 
 const memoryAfter = process.memoryUsage().heapTotal / 1024 / 1024
 console.log(+(memoryAfter - memory).toFixed(2), 'MB memory used')
-console.log(+(t2 - t1).toFixed(2), 'ms')
-console.log(+(t2 - t1 / total * sub).toFixed(2), 'ms')
+console.log('total', +(t2 - t1).toFixed(2), 'ms')
+console.log(+((t2 - t1) / (total * sub)).toFixed(6), 'decoration/ms')