diff --git a/demo/pom.xml b/demo/pom.xml
new file mode 100644
index 0000000..bc229c1
--- /dev/null
+++ b/demo/pom.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.example</groupId>
+    <artifactId>demo</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+    </properties>
+
+</project>
\ No newline at end of file
diff --git a/demo/src/main/java/com/example/Main.java b/demo/src/main/java/com/example/Main.java
new file mode 100644
index 0000000..b47156f
--- /dev/null
+++ b/demo/src/main/java/com/example/Main.java
@@ -0,0 +1,7 @@
+package com.example;
+
+public class Main {
+    public static void main(String[] args) {
+        System.out.println("Hello world!");
+    }
+}
\ No newline at end of file