add trace

@@ -77,7 +77,11 @@
                 <artifactId>yoho-core-config</artifactId>
                 <version>${yoho.core.version}</version>
             </dependency>
-
+            <dependency>
+                <groupId>com.yoho.core</groupId>
+                <artifactId>yoho-core-trace</artifactId>
+                <version>${yoho.core.version}</version>
+            </dependency>
 
 
             <!--  //////////////// start yoho model //////////////// -->