新增user服务和gateway服务

timeline-component-common/src/main/java/com/timeline/common/utils/UserContextUtils.java

@@ -0,0 +1,26 @@
+package com.timeline.common.utils;
+
+import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+public class UserContextUtils {
+
+    public static String getCurrentUserId() {
+        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
+        if (attributes != null) {
+            HttpServletRequest request = attributes.getRequest();
+            return request.getHeader("X-User-Id");
+        }
+        return null;
+    }
+
+    public static String getCurrentUsername() {
+        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
+        if (attributes != null) {
+            HttpServletRequest request = attributes.getRequest();
+            return request.getHeader("X-Username");
+        }
+        return null;
+    }
+}