bugfix:fix new group init offset issue
diff --git a/adapter/storage/src/main/java/org/apache/rocketmq/eventbridge/adapter/storage/rocketmq/runtimer/consumer/LocalMessageCache.java b/adapter/storage/src/main/java/org/apache/rocketmq/eventbridge/adapter/storage/rocketmq/runtimer/consumer/LocalMessageCache.java
index b4cf7a7..7d1c1af 100644
--- a/adapter/storage/src/main/java/org/apache/rocketmq/eventbridge/adapter/storage/rocketmq/runtimer/consumer/LocalMessageCache.java
+++ b/adapter/storage/src/main/java/org/apache/rocketmq/eventbridge/adapter/storage/rocketmq/runtimer/consumer/LocalMessageCache.java
@@ -90,7 +90,7 @@
                             break;
                     }
                 }
-                if (offset > 0) {
+                if (offset >= 0) {
                     // Got an offset from offset store
                     return offset;
                 }