diff --git a/pom.xml b/pom.xml
index 191119a..3a6dadb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,106 +1,117 @@
-<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
-<modelVersion>4.0.0</modelVersion>
-<groupId>de.hs_mannheim</groupId>
-<artifactId>travelbuddyapp</artifactId>
-<version>0.0.1-SNAPSHOT</version>
-<properties>
-<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-<maven.compiler.source>21</maven.compiler.source>
-<maven.compiler.target>21</maven.compiler.target>
-</properties>
-<dependencies>
-<dependency>
-<groupId>org.junit.jupiter</groupId>
-<artifactId>junit-jupiter-api</artifactId>
-<version>5.8.1</version>
-<scope>test</scope>
-</dependency>
-<dependency>
-<groupId>org.junit.jupiter</groupId>
-<artifactId>junit-jupiter-engine</artifactId>
-<version>5.8.1</version>
-<scope>test</scope>
-</dependency>
-</dependencies>
-<build>
-<plugins>
-<plugin>
-<groupId>org.apache.maven.plugins</groupId>
-<artifactId>maven-compiler-plugin</artifactId>
-<version>3.8.1</version>
-<configuration>
-<source>${maven.compiler.source}</source>
-<target>${maven.compiler.target}</target>
-</configuration>
-</plugin>
-<!--  JAR creation  -->
-<plugin>
-<groupId>org.apache.maven.plugins</groupId>
-<artifactId>maven-shade-plugin</artifactId>
-<version>3.2.4</version>
-<executions>
-<execution>
-<phase>package</phase>
-<goals>
-<goal>shade</goal>
-</goals>
-<configuration>
-<transformers>
-<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-<mainClass> de.hs_mannheim.ui.Main</mainClass>
-</transformer>
-</transformers>
-</configuration>
-</execution>
-</executions>
-</plugin>
-<!--  Code coverage, cf.: target/site/jacoco  -->
-<plugin>
-<groupId>org.jacoco</groupId>
-<artifactId>jacoco-maven-plugin</artifactId>
-<version>0.8.12</version>
-<executions>
-<execution>
-<goals>
-<goal>prepare-agent</goal>
-</goals>
-</execution>
-<execution>
-<id>report</id>
-<phase>test</phase>
-<goals>
-<goal>report</goal>
-</goals>
-</execution>
-</executions>
-</plugin>
-<!--  Static code analysis, cf: target/site/pmd.html  -->
-<plugin>
-<groupId>org.apache.maven.plugins</groupId>
-<artifactId>maven-pmd-plugin</artifactId>
-<version>3.22.0</version>
-<executions>
-<execution>
-<phase>verify</phase>
-<goals>
-<goal>check</goal>
-</goals>
-</execution>
-</executions>
-</plugin>
-<!--  Security checking the plugins (not so important for non-web applications)  -->
-<plugin>
-<groupId>org.owasp</groupId>
-<artifactId>dependency-check-maven</artifactId>
-<version>9.2.0</version>
-<executions>
-<execution>
-<goals>
-<goal>check</goal>
-</goals>
-</execution>
-</executions>
-</plugin>
-</plugins>
-</build>
+<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>de.hs_mannheim</groupId>
+    <artifactId>travelbuddyapp</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-api</artifactId>
+            <version>5.8.1</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <version>5.8.1</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.json</groupId>
+            <artifactId>json</artifactId>
+            <version>20210307</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>${maven.compiler.source}</source>
+                    <target>${maven.compiler.target}</target>
+                </configuration>
+            </plugin>
+            <!--  JAR creation  -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.2.4</version>
+                <configuration>
+                    <createDependencyReducedPom>false</createDependencyReducedPom>
+                </configuration>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <transformers>
+                                <transformer
+                                    implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <mainClass> de.hs_mannheim.ui.Main</mainClass>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <!--  Code coverage, cf.: target/site/jacoco  -->
+            <plugin>
+                <groupId>org.jacoco</groupId>
+                <artifactId>jacoco-maven-plugin</artifactId>
+                <version>0.8.12</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>prepare-agent</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>report</id>
+                        <phase>test</phase>
+                        <goals>
+                            <goal>report</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <!--  Static code analysis, cf: target/site/pmd.html  -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-pmd-plugin</artifactId>
+                <version>3.22.0</version>
+                <executions>
+                    <execution>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <!--  Security checking the plugins (not so important for non-web applications)  -->
+            <plugin>
+                <groupId>org.owasp</groupId>
+                <artifactId>dependency-check-maven</artifactId>
+                <version>9.2.0</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
 </project>
\ No newline at end of file
diff --git a/target/classes/de/hs_mannheim/ui/Main.class b/target/classes/de/hs_mannheim/ui/Main.class
deleted file mode 100644
index 76a143f..0000000
Binary files a/target/classes/de/hs_mannheim/ui/Main.class and /dev/null differ