fix: add target architecture configuration for aarch64

ZR233 · ZR233 · commit 50fd1099eafd · 2025-11-11T17:11:19.000+08:00
diff --git a/src/lib.rs b/src/lib.rs
@@ -1,4 +1,5 @@
 #![no_std]
+#![cfg(target_arch = "aarch64")]
 #![feature(doc_cfg)]
 #![doc = include_str!("../README.md")]
 
