diff --git a/cloud-pay-client/src/main/java/com/muyu/Main.java b/cloud-pay-client/src/main/java/com/muyu/Main.java
new file mode 100644
index 0000000..95690d4
--- /dev/null
+++ b/cloud-pay-client/src/main/java/com/muyu/Main.java
@@ -0,0 +1,7 @@
+package com.muyu;
+
+public class Main {
+    public static void main(String[] args) {
+        System.out.println("Hello world!");
+    }
+}
\ No newline at end of file