fix Trackerservice

Change-Id: Id041d972cab72183d2677f98f95d72d9d7d83793
diff --git a/src/main/java/com/example/g8backend/service/ITrackerService.java b/src/main/java/com/example/g8backend/service/ITrackerService.java
new file mode 100644
index 0000000..e522d77
--- /dev/null
+++ b/src/main/java/com/example/g8backend/service/ITrackerService.java
@@ -0,0 +1,6 @@
+package com.example.g8backend.service;
+
+
+public interface ITrackerService {
+
+}