修复数据注入异常

cooleshow-auth/auth-api/src/main/java/com/yonge/cooleshow/auth/config/AppGlobalServiceConfig.java

@@ -6,6 +6,8 @@ import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.cloud.context.config.annotation.RefreshScope;
 import org.springframework.context.annotation.Configuration;
 
+import java.util.Optional;
+
 /**
  * 应用全局功能配置
  *
@@ -20,6 +22,6 @@ public class AppGlobalServiceConfig {
     /**
      * 用户加入群组功能
      */
-    @Value("group.member.join:true")
+    @Value("${group.member.join:true}")
     private Boolean groupMemberJoin;
 }