refactor: test folder

packages/java/multiform-validator.iml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module version="4">
   <component name="SonarLintModuleSettings">
-    <option name="uniqueId" value="6e0a2a5c-850e-4c50-98db-97431dc0bf25" />
+    <option name="uniqueId" value="44e4c995-1540-4e3e-8252-229f0e1e3213" />
   </component>
 </module>

packages/java/pom.xml

@@ -9,8 +9,8 @@
     <version>1.0-SNAPSHOT</version>
 
     <properties>
-        <maven.compiler.source>21</maven.compiler.source>
-        <maven.compiler.target>21</maven.compiler.target>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
     <dependencies>

packages/java/src/tests/SimpleMathTest.java → packages/java/src/test/java/SimpleMathTest.java

@@ -1,12 +1,9 @@
-package io.multiform_validator; 
-
 import org.junit.jupiter.api.Test;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
-public class SimpleMathTest {
-
+class SimpleMathTest {
     @Test
-    public void testAddition() {
+    void testAddition() {
         assertEquals(2, 1 + 1, "1 + 1 should equal 2");
     }
 }