feat: super 包添加 []byte、string 零拷贝转换函数

utils/super/unsafe.go

@@ -0,0 +1,11 @@
+package super
+
+import "unsafe"
+
+func StringToBytes(s string) []byte {
+	return unsafe.Slice(unsafe.StringData(s), len(s))
+}
+
+func BytesToString(b []byte) string {
+	return unsafe.String(&b[0], len(b))
+}