diff --git a/pom.xml b/pom.xml
index da38b15..19ec39b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -44,6 +44,20 @@
 
     <build>
         <finalName>docjava</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>3.1.2</version> <!-- Убедитесь, что версия соответствует вашей -->
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
     </build>
 
     <dependencyManagement>
diff --git a/src/main/java/ru/javaops/docjava/Commands.java b/src/main/java/ru/javaops/docjava/Commands.java
index d7d639c..05d819b 100644
--- a/src/main/java/ru/javaops/docjava/Commands.java
+++ b/src/main/java/ru/javaops/docjava/Commands.java
@@ -12,12 +12,20 @@
 
 @ShellComponent
 public class Commands {
+
     @ShellMethod(key = "xsd", value = "Validate XML file against XSD (XML Schema)")
     public void xsdValidate(@ShellOption(value = {"input", "-i"}, help = "Input file") File inputFile,
                             @ShellOption(value = {"schema", "-s"}, help = "XSD schema file") File xsdSchema) throws IOException, SAXException {
         SchemaUtil.validate(inputFile, xsdSchema);
     }
 
+    @ShellMethod(key = "say", value = "Say hello to user", group = "Math")
+    public String sayHello(@ShellOption(value = {"-n", "--name"}, defaultValue = "User") String name) {
+        System.out.println("Hello " + name);
+        return name;
+    }
+
+
     @ShellMethod(key = "jaxb", value = "Process XML file via JAXB")
     public void jaxbProcess(
             @ShellOption(value = {"input", "-i"}, help = "Input file") File inputFile,
diff --git a/src/main/java/ru/javaops/docjava/xml/xsd/SchemaUtil.java b/src/main/java/ru/javaops/docjava/xml/xsd/SchemaUtil.java
index 249dc60..a1b1408 100644
--- a/src/main/java/ru/javaops/docjava/xml/xsd/SchemaUtil.java
+++ b/src/main/java/ru/javaops/docjava/xml/xsd/SchemaUtil.java
@@ -9,10 +9,14 @@
 
 public class SchemaUtil {
 
+    private SchemaUtil() {
+    }
+
     public static void validate(File inputFile, File xsdSchema) throws IOException, SAXException {
         try (Reader reader = Files.newBufferedReader(inputFile.toPath())) {
             Schemas.validate(reader, Schemas.of(xsdSchema));
         }
         System.out.println(inputFile.getAbsolutePath() + " is valid");
     }
+
 }
diff --git a/src/main/java/ru/javaops/docjava/xml/xsd/Schemas.java b/src/main/java/ru/javaops/docjava/xml/xsd/Schemas.java
index 8d7f403..cab7d97 100644
--- a/src/main/java/ru/javaops/docjava/xml/xsd/Schemas.java
+++ b/src/main/java/ru/javaops/docjava/xml/xsd/Schemas.java
@@ -14,7 +14,6 @@
 public class Schemas {
     private static final SchemaFactory SCHEMA_FACTORY = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
 
-    // SchemaFactory is not thread-safe
     public static synchronized Schema of(File file) {
         try {
             return SCHEMA_FACTORY.newSchema(file);
@@ -27,7 +26,9 @@ public static void validate(String str, Schema schema) throws IOException, SAXEx
         validate(new StringReader(str), schema);
     }
 
+
     public static void validate(Reader reader, Schema schema) throws IOException, SAXException {
         schema.newValidator().validate(new StreamSource(reader));
     }
-}
\ No newline at end of file
+
+}
diff --git a/src/test/java/ru/javaops/docjava/xml/xsd/SchemaUtilTest.java b/src/test/java/ru/javaops/docjava/xml/xsd/SchemaUtilTest.java
index fd59015..fe81038 100644
--- a/src/test/java/ru/javaops/docjava/xml/xsd/SchemaUtilTest.java
+++ b/src/test/java/ru/javaops/docjava/xml/xsd/SchemaUtilTest.java
@@ -2,24 +2,24 @@
 
 import org.junit.jupiter.api.Test;
 import org.xml.sax.SAXException;
-import org.xml.sax.SAXParseException;
 
 import java.io.File;
 import java.io.IOException;
 
-import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.*;
 
 class SchemaUtilTest {
-    private static final File xmlSchema = new File("in/usersWithMeals.xsd");
+
+    private static final File xmlSchema = new File("in/userWithMeals.xsd");
 
     @Test
-    void validateOK() throws IOException, SAXException {
+    void validateOk() throws IOException, SAXException {
         SchemaUtil.validate(new File("in/usersWithMeals.xml"), xmlSchema);
     }
 
     @Test
-    void testValidateNOK() throws IOException {
-        assertThrows(SAXParseException.class,
+    void testValidateNOK() {
+        assertThrows(SAXException.class,
                 () -> SchemaUtil.validate(new File("in/badXmlFile.xml"), xmlSchema), "Except bad format exception");
     }
 }
\ No newline at end of file