♻️ Refactoring code. 支持数据库记录 client 信息

pigx-common/pigx-common-log/src/main/java/com/pig4cloud/pigx/common/log/util/SysLogUtils.java

@@ -70,6 +70,9 @@ public class SysLogUtils {
 	 */
 	private String getClientId() {
 		Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+		if (authentication == null) {
+			return null;
+		}
 
 		Object principal = authentication.getPrincipal();
 		if (principal instanceof OAuth2AuthenticatedPrincipal) {