fix: set version properties

java-panama/pom.xml

@@ -1,27 +1,30 @@
 <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>
+  <modelVersion>${project.model.version}</modelVersion>
 
   <groupId>com.baeldung.java.panama</groupId>
   <artifactId>java-panama</artifactId>
-  <version>1.0-SNAPSHOT</version>
+  <version>${project.version}</version>
   <packaging>jar</packaging>
 
   <name>java-panama</name>
   <url>https://maven.apache.org</url>
 
   <properties>
+    <project.model.version>4.0.0</project.model.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <project.version>1.0</project.version>
     <maven.compiler.source>19</maven.compiler.source>
     <maven.compiler.target>19</maven.compiler.target>
     <maven.compiler.version>3.10.1</maven.compiler.version>
+    <junit.jupiter.version>5.9.0</junit.jupiter.version>
   </properties>
 
   <dependencies>
     <dependency>
       <groupId>org.junit.jupiter</groupId>
       <artifactId>junit-jupiter</artifactId>
-      <version>5.9.0</version>
+      <version>${junit.jupiter.version}</version>
       <scope>test</scope>
     </dependency>
   </dependencies>