feat, docs: 完善框架代码,示例代码,使用文档
diff --git a/common/core/pom.xml b/common/core/pom.xml
index d535132..0193355 100644
--- a/common/core/pom.xml
+++ b/common/core/pom.xml
@@ -36,6 +36,7 @@
     <dependency>
       <groupId>org.springframework.cloud</groupId>
       <artifactId>spring-cloud-starter-openfeign</artifactId>
+      <optional>true</optional>
     </dependency>
 
     <dependency>
diff --git a/common/core/src/main/java/com/supwisdom/institute/backend/common/core/transmit/user/UserContext.java b/common/core/src/main/java/com/supwisdom/institute/backend/common/core/transmit/user/UserContext.java
index 00f2e43..13f4d25 100644
--- a/common/core/src/main/java/com/supwisdom/institute/backend/common/core/transmit/user/UserContext.java
+++ b/common/core/src/main/java/com/supwisdom/institute/backend/common/core/transmit/user/UserContext.java
@@ -17,5 +17,17 @@
   public static void setUser(User value) {
     user.set(value);
   }
+  
+  
+  
+  public static String getUsername() {
+    User u = user.get();
+    
+    if (u != null) {
+      return u.getUsername();
+    }
+    
+    return null;
+  }
 
 }