diff --git a/bin/jenkins.sh b/bin/jenkins.sh
index d9b691e4..0cd2d4c9 100755
--- a/bin/jenkins.sh
+++ b/bin/jenkins.sh
@@ -1,12 +1,15 @@
-#!/bin/bash
+# Make sure that docker runs with the current UID to avoid permission problems on volume docker/volumes/jenkins-home
+CURRENT_UID="$(id -u)"
+export CURRENT_UID
 
-docker pull jenkins/jenkins:lts-jdk21
+CURRENT_GID="$(id -g)"
+export CURRENT_GID
 
-docker compose build --pull
+CURRENT_USER="$(id -u):$(id -g)"
+export CURRENT_USER
 
-# Make sure that docker runs with the current UID to avoid permission problems on volume docker/volumes/jenkins-home
-CURRENT_UID="$(id -u):$(id -g)"
-export CURRENT_UID
-echo Running docker compose with user ID $CURRENT_UID
+echo Running docker compose with user ID $CURRENT_USER
 
+docker pull jenkins/jenkins:lts-jdk21
+docker compose build --pull
 docker compose up --always-recreate-deps
diff --git a/doc/uml/class-diagram-technical.puml b/doc/uml/class-diagram-technical.puml
index 8bac5341..20770892 100644
--- a/doc/uml/class-diagram-technical.puml
+++ b/doc/uml/class-diagram-technical.puml
@@ -6,7 +6,7 @@ skinparam package {
   BackgroundColor<<Main>> gold
   BorderColor black
   ArrowColor black
-  FontName  Arial Unicode MS
+  FontName Arial Unicode MS
   FontSize 20
 }
 
@@ -16,7 +16,7 @@ skinparam class {
   BackgroundColor<<Main>> gold
   BorderColor black
   ArrowColor black
-  FontName  Arial Unicode MS
+  FontName Arial Unicode MS
   FontSize 20
 }
 skinparam classFontSize 24
@@ -50,7 +50,7 @@ note "Vererbung" as Vererbung
 note "Implementierung" as Implementierung
 note "gerichtete Assoziation" as Assoziation
 note "generischen Typ binden" as Generics
-note "gerichtete Abhängigkeit" as Dependency
+note "gerichtete Abhängigkeit:\n<<use>> benutzt\n<<create>> erzeugt\n<<call>> Aufruf" as Dependency
 
 class ConcreteObservable {
     -concreteState: State
@@ -97,8 +97,8 @@ Observer <|.. AbstractObserver
 AbstractObserver <|-- ConcreteObserver : <<bind>> \n<T -> ConcreteObserver>
 ConcreteObservable <-left- ConcreteObserver : \t\t
 
-java .up. Package
-util .up. Subpackage
+java .right. Package
+util .down. Subpackage
 Observable .up. Class
 Observable .. Vererbung
 ConcreteObservable .up. Vererbung
diff --git a/doc/uml/component-diagram-overview.puml b/doc/uml/component-diagram-overview.puml
index 0acd7708..b71ea731 100644
--- a/doc/uml/component-diagram-overview.puml
+++ b/doc/uml/component-diagram-overview.puml
@@ -7,7 +7,7 @@ skinparam component {
   BorderColor black
   FontName Arial Unicode MS
   FontSize 20
-  ArrowFontName  Arial Unicode MS
+  ArrowFontName Arial Unicode MS
   ArrowFontSize 18
 }
 
@@ -42,27 +42,24 @@ anwendung .up.> library : " <<use>>"
 note "Artefakt" as artefact
 note "Komponente" as component
 note "Schnittstelle" as schnittstelle
-note "Implementierung" as Implementierung
-note "Aufruf" as Use
-note "gerichtete Abhängigkeit" as Dependency
-
-circle "   \t\t\t           Fassade " as fassade
-circle "RestApi " as api
+note "Implementierung\neiner Schnittstelle" as Implementierung
+note "Aufruf einer\nSchnittstelle" as Use
+note "gerichtete Abhängigkeit\nohne Angabe Interface" as Dependency
 
+circle "\t         Fassade " as fassade
 
 anwendung ..> fassade : " <<use>>"
-fassade -- fachkomponente
+fassade -up- fachkomponente
 
 anwendung .down. Use
 fassade .up. Use
 
-api .up. schnittstelle
+fassade .left. schnittstelle
 library .up. component
-lang .left. artefact
+lang .down. artefact
 
-anwendung -up- api : " "
-api .down. Implementierung
-anwendung .right. Implementierung
+fassade .down. Implementierung
+fachkomponente .right. Implementierung
 
 anwendung .up. Dependency
 library .down. Dependency
diff --git a/doc/uml/deployment-diagram.puml b/doc/uml/deployment-diagram.puml
index 0a21eeb3..a4780bc8 100644
--- a/doc/uml/deployment-diagram.puml
+++ b/doc/uml/deployment-diagram.puml
@@ -20,12 +20,11 @@ skinparam artifact {
   BackgroundColor #e4e4e4
   BorderColor #a0a0a0
   ArrowColor black
-  FontName  Arial Unicode MS
+  FontName Arial Unicode MS
   FontSize 20
   StereotypeFontSize 14
 }
 
-
 node ":MacBook" <<device>> {
     node ":macOS Monterey" <<execution environment>>  {
         node ":Safari 15.4" <<execution environment>>  {
@@ -62,7 +61,7 @@ note "Execution Environment" as env
 ":Server" .. channel
 ":MacBook" .. channel
 
-W .right. artifact
+C .left. artifact
 
 
 @enduml
diff --git a/doc/uml/sequence-diagram.puml b/doc/uml/sequence-diagram.puml
index f16d521c..e6dd5493 100644
--- a/doc/uml/sequence-diagram.puml
+++ b/doc/uml/sequence-diagram.puml
@@ -24,7 +24,7 @@ skinparam actor {
   BackgroundColor<<Main>> gold
   BorderColor black
   ArrowColor black
-  FontName  Arial Unicode MS
+  FontName Arial Unicode MS
   FontSize 20
 
   LifeLineBorderColor black
@@ -50,6 +50,7 @@ participant "blau:ZweiteKlasse" as blau
 activate unnamed
 Akteur -> unnamed: start(1, 3, 2)
 create rot
+
 unnamed -->> rot : new
 unnamed -> rot: synchronerAufruf({1, 3, 2})
 activate rot
diff --git a/docker-compose.yaml b/docker-compose.yaml
index a2df4ec5..810e15bd 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -5,6 +5,9 @@ services:
     container_name: codingstyle-jenkins
     build:
       context: docker/images/jenkins-controller
+      args:
+        - CURRENT_UID=${CURRENT_UID}
+        - CURRENT_GID=${CURRENT_GID}
     image: codingstyle/jenkins-controller
     volumes:
       - ./docker/volumes/jenkins-home:/var/jenkins_home # Mounts the local jenkins_home volume to the /var/jenkins_home path inside the container
@@ -14,7 +17,7 @@ services:
     environment:
       - TRY_UPGRADE_IF_NO_MARKER=true
       - JAVA_OPTS= -Dstapler.jelly.noCache=true  -Dhudson.remoting.ClassFilter=com.google.common.collect.ImmutableListMultimap -DexecutableWar.jetty.disableCustomSessionIdCookieName=true -DexecutableWar.jetty.sessionIdCookieName=codingstyle
-    user: ${CURRENT_UID}
+    user: ${CURRENT_USER}
     restart: unless-stopped
     depends_on:
       key-generator:
@@ -47,7 +50,11 @@ services:
 
   java-agent:
     container_name: codingstyle-java-agent
-    build: docker/images/java-agent
+    build:
+      context: docker/images/java-agent
+      args:
+        - CURRENT_UID=${CURRENT_UID}
+        - CURRENT_GID=${CURRENT_GID}
     image: codingstyle/java-agent
     depends_on:
       key-generator:
@@ -63,7 +70,6 @@ services:
       retries: 5
     volumes:
       - agent-ssh-dir:/home/jenkins/.ssh:ro # Mounts the agent-ssh-dir volume to the /home/jenkins/.ssh path inside the container as read-only
-      - ${HOME}/.m2/repository:/home/jenkins/.m2/repository # Mounts the local Maven repository to the /home/jenkins/.m2 path inside the container
 
 volumes:
   agent-ssh-dir:
diff --git a/docker/images/java-agent/Dockerfile b/docker/images/java-agent/Dockerfile
index 2bb4ad6f..45553a68 100644
--- a/docker/images/java-agent/Dockerfile
+++ b/docker/images/java-agent/Dockerfile
@@ -24,4 +24,7 @@ RUN curl -sS -L -O --output-dir /tmp/ --create-dirs  https://archive.apache.org/
              export PATH=${M2_HOME}/bin:${PATH}" > /etc/profile.d/maven.sh
 ENV M2_HOME="/opt/maven"
 ENV PATH="${M2_HOME}/bin/:${PATH}"
-RUN echo "PATH=${PATH}" >> /etc/environment && chown -R jenkins:jenkins "${JENKINS_AGENT_HOME}"
+
+RUN echo "PATH=${PATH}" >> /etc/environment && \
+    mkdir -pv "${JENKINS_AGENT_HOME}/.m2/repository" && \
+    chown -R jenkins:jenkins "${JENKINS_AGENT_HOME}"
diff --git a/src/main/java/edu/hm/hafner/util/FilteredLog.java b/src/main/java/edu/hm/hafner/util/FilteredLog.java
index b297dbaa..98f10b31 100644
--- a/src/main/java/edu/hm/hafner/util/FilteredLog.java
+++ b/src/main/java/edu/hm/hafner/util/FilteredLog.java
@@ -14,7 +14,7 @@
 
 /**
  * Provides a log of info messages and a limited number of error messages. If the number of errors exceeds this limit,
- * then subsequent error messages will be skipped. This class is thread-safe and can be used in a distributed
+ * then further error messages will be skipped. This class is thread-safe and can be used in a distributed
  * environment.
  *
  * @author Ullrich Hafner
diff --git a/src/main/java/edu/hm/hafner/util/Generated.java b/src/main/java/edu/hm/hafner/util/Generated.java
index a4eaadd8..175d1d9e 100644
--- a/src/main/java/edu/hm/hafner/util/Generated.java
+++ b/src/main/java/edu/hm/hafner/util/Generated.java
@@ -9,7 +9,7 @@
 /**
  * This annotation is used to mark source code that has been generated or is somehow not relevant for style checking or
  * code coverage analysis. It is quite similar to the {@code javax.annotation.Generated} annotation. The
- * main difference is that it has class retention on so is available for tools that work on bytecode (like JaCoCo,
+ * main difference is that it has class retention, so it is available for tools that work on bytecode (like JaCoCo,
  * PIT, or SpotBugs).
  */
 @Retention(CLASS)
diff --git a/src/main/java/edu/hm/hafner/util/PathUtil.java b/src/main/java/edu/hm/hafner/util/PathUtil.java
index e15fb8dd..9ccadb18 100644
--- a/src/main/java/edu/hm/hafner/util/PathUtil.java
+++ b/src/main/java/edu/hm/hafner/util/PathUtil.java
@@ -15,7 +15,8 @@
 import edu.umd.cs.findbugs.annotations.CheckForNull;
 
 /**
- * Utilities for {@link Path} instances.
+ * Utilities for {@link Path} instances. These methods handle file paths in Windows and Unix file system
+ * implementations transparently. Moreover, these methods do not throw exceptions when illegal paths are specified.
  *
  * @author Ullrich Hafner
  */
@@ -71,7 +72,7 @@ public boolean exists(final String fileName, final String directory) {
 
     /**
      * Returns the string representation of the specified path. The path will be actually resolved in the file system
-     * and will be returned as fully qualified absolute path. In case of an error, i.e. if the file is not found, the
+     * and will be returned as a fully qualified absolute path. In case of an error, i.e., if the file is not found, the
      * provided {@code path} will be returned unchanged (but normalized using the UNIX path separator and upper case
      * drive letter).
      *
@@ -91,7 +92,7 @@ public String getAbsolutePath(final String path) {
 
     /**
      * Returns the string representation of the specified path. The path will be actually resolved in the file system
-     * and will be returned as fully qualified absolute path. In case of an error, i.e. if the file is not found, the
+     * and will be returned as a fully qualified absolute path. In case of an error, i.e., if the file is not found, the
      * provided {@code path} will be returned unchanged (but normalized using the UNIX path separator and upper case
      * drive letter).
      *
@@ -140,7 +141,7 @@ public String getRelativePath(final Path base, final String path) {
      * UNIX path separator and upper case drive letter).
      *
      * @param base
-     *         the base directory that should be  to get the absolute path for
+     *         the base directory that should be to get the absolute path for
      * @param path
      *         the path to get the absolute path for
      *
@@ -163,7 +164,7 @@ public String getRelativePath(final String base, final String path) {
      * UNIX path separator and upper case drive letter).
      *
      * @param base
-     *         the base directory that should be  to get the absolute path for
+     *         the base directory that should be to get the absolute path for
      * @param path
      *         the path to get the absolute path for
      *
diff --git a/src/main/java/edu/hm/hafner/util/SecureXmlParserFactory.java b/src/main/java/edu/hm/hafner/util/SecureXmlParserFactory.java
index 408b3b14..7bbba769 100644
--- a/src/main/java/edu/hm/hafner/util/SecureXmlParserFactory.java
+++ b/src/main/java/edu/hm/hafner/util/SecureXmlParserFactory.java
@@ -292,7 +292,7 @@ public void parse(final Reader reader, final Charset charset, final DefaultHandl
      * @param charset
      *         the charset to use when reading the content
      *
-     * @return the file content as document
+     * @return the file content as a document
      * @throws ParsingException
      *         if the file could not be parsed
      */
@@ -306,8 +306,10 @@ public Document readDocument(final Reader reader, final Charset charset) {
         }
     }
 
-    private InputSource createInputSource(final Reader reader, final Charset charset) {
-        return new InputSource(new ReaderInputStream(reader, charset));
+    private InputSource createInputSource(final Reader reader, final Charset charset) throws IOException {
+        var inputStream = ReaderInputStream.builder().setReader(reader).setCharset(charset).get();
+
+        return new InputSource(inputStream);
     }
 
     /**
diff --git a/src/main/java/edu/hm/hafner/util/TreeStringBuilder.java b/src/main/java/edu/hm/hafner/util/TreeStringBuilder.java
index 8f399c7f..5169bbf5 100644
--- a/src/main/java/edu/hm/hafner/util/TreeStringBuilder.java
+++ b/src/main/java/edu/hm/hafner/util/TreeStringBuilder.java
@@ -6,7 +6,7 @@
 
 /**
  * Builds {@link TreeString}s that share common prefixes. Call {@link #intern(String)} and you get the {@link
- * TreeString} that represents the same string, but as you interns more strings that share the same prefixes, those
+ * TreeString} that represents the same string, but as you intern more strings that share the same prefixes, those
  * {@link TreeString}s that you get back start to share data.
  *
  * <p>