diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5643391..ebb3df6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,7 +2,7 @@ name: CI Pipeline
 
 on:
   push:
-    branches: [ "main" ]
+    branches: [ "main", "feat/*" ]
   pull_request:
     branches: [ "main" ]
 
@@ -12,10 +12,10 @@ jobs:
 
     steps:
       - name: Code auschecken
-        uses: https://github.com/actions/checkout@v4 # <-- Vollständige URL oder github/ Prefix
+        uses: https://github.com/actions/checkout@v4
 
       - name: Java 21 einrichten
-        uses: https://github.com/actions/setup-java@v4 # <-- Vollständige URL oder github/ Prefix
+        uses: https://github.com/actions/setup-java@v4
         with:
           distribution: 'temurin'
           java-version: '21'
@@ -24,10 +24,10 @@ jobs:
         run: chmod +x gradlew
 
       - name: 1. Code-Style (Linter) prüfen
-        run: ./gradlew ktlintCheck
+        run: ./gradlew ktlintCheck --no-daemon
 
       - name: 2. Tests ausführen
-        run: ./gradlew test
+        run: ./gradlew test --no-daemon
 
       - name: 3. Backend bauen
-        run: ./gradlew build -x test --max-workers=2 -Dorg.gradle.jvmargs="-Xmx1024m"
\ No newline at end of file
+        run: ./gradlew build -x test --max-workers=2 --no-daemon -Dorg.gradle.jvmargs="-Xmx1024m"
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index b1b8ef5..eddabd2 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index df6a6ad..b02c0d3 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.5.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.11-bin.zip
 networkTimeout=10000
 retries=0
 retryBackOffMs=500
diff --git a/gradlew b/gradlew
index 98dbee6..249efbb 100755
--- a/gradlew
+++ b/gradlew
@@ -71,35 +71,35 @@ app_path=$0
 
 # Need this for daisy-chained symlinks.
 while
-  APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path
-  [ -h "$app_path" ]
+    APP_HOME=${app_path%"${app_path##*/}"}  # leaves a trailing /; empty if no leading path
+    [ -h "$app_path" ]
 do
-  ls=$(ls -ld "$app_path")
-  link=${ls#*' -> '}
-  case $link in         #(
-  /*) app_path=$link ;; #(
-  *) app_path=$APP_HOME$link ;;
-  esac
+    ls=$( ls -ld "$app_path" )
+    link=${ls#*' -> '}
+    case $link in             #(
+      /*)   app_path=$link ;; #(
+      *)    app_path=$APP_HOME$link ;;
+    esac
 done
 
 # This is normally unused
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
 # Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-APP_HOME=$(cd -P "${APP_HOME:-./}" >/dev/null && printf '%s\n' "$PWD") || exit
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
 
-warn() {
-  echo "$*"
+warn () {
+    echo "$*"
 } >&2
 
-die() {
-  echo
-  echo "$*"
-  echo
-  exit 1
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
 } >&2
 
 # OS specific support (must be 'true' or 'false').
@@ -107,56 +107,57 @@ cygwin=false
 msys=false
 darwin=false
 nonstop=false
-case "$(uname)" in           #(
-CYGWIN*) cygwin=true ;;      #(
-Darwin*) darwin=true ;;      #(
-MSYS* | MINGW*) msys=true ;; #(
-NONSTOP*) nonstop=true ;;
+case "$( uname )" in                #(
+  CYGWIN* )         cygwin=true  ;; #(
+  Darwin* )         darwin=true  ;; #(
+  MSYS* | MINGW* )  msys=true    ;; #(
+  NONSTOP* )        nonstop=true ;;
 esac
 
+
+
 # Determine the Java command to use to start the JVM.
-if [ -n "$JAVA_HOME" ]; then
-  if [ -x "$JAVA_HOME/jre/sh/java" ]; then
-    # IBM's JDK on AIX uses strange locations for the executables
-    JAVACMD=$JAVA_HOME/jre/sh/java
-  else
-    JAVACMD=$JAVA_HOME/bin/java
-  fi
-  if [ ! -x "$JAVACMD" ]; then
-    die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD=$JAVA_HOME/jre/sh/java
+    else
+        JAVACMD=$JAVA_HOME/bin/java
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
-  fi
+    fi
 else
-  JAVACMD=java
-  if ! command -v java >/dev/null 2>&1; then
-    die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    JAVACMD=java
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
-  fi
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
-if ! "$cygwin" && ! "$darwin" && ! "$nonstop"; then
-  case $MAX_FD in #(
-  max*)
-    # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-    # shellcheck disable=SC2039,SC3045
-    MAX_FD=$(ulimit -H -n) ||
-      warn "Could not query maximum file descriptor limit"
-    ;;
-  esac
-  case $MAX_FD in #(
-  '' | soft) : ;; #(
-  *)
-    # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-    # shellcheck disable=SC2039,SC3045
-    ulimit -n "$MAX_FD" ||
-      warn "Could not set maximum file descriptor limit to $MAX_FD"
-    ;;
-  esac
+if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
+    case $MAX_FD in #(
+      max*)
+        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
+        MAX_FD=$( ulimit -H -n ) ||
+            warn "Could not query maximum file descriptor limit"
+    esac
+    case $MAX_FD in  #(
+      '' | soft) :;; #(
+      *)
+        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
+        ulimit -n "$MAX_FD" ||
+            warn "Could not set maximum file descriptor limit to $MAX_FD"
+    esac
 fi
 
 # Collect all arguments for the java command, stacking in reverse order:
@@ -168,37 +169,36 @@ fi
 #   * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.
 
 # For Cygwin or MSYS, switch paths to Windows format before running java
-if "$cygwin" || "$msys"; then
-  APP_HOME=$(cygpath --path --mixed "$APP_HOME")
+if "$cygwin" || "$msys" ; then
+    APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
 
-  JAVACMD=$(cygpath --unix "$JAVACMD")
+    JAVACMD=$( cygpath --unix "$JAVACMD" )
 
-  # Now convert the arguments - kludge to limit ourselves to /bin/sh
-  for arg; do
-    if
-      case $arg in #(
-      -*) false ;; # don't mess with options #(
-      /?*)
-        t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath
-        [ -e "$t" ]
-        ;; #(
-      *) false ;;
-      esac
-    then
-      arg=$(cygpath --path --ignore --mixed "$arg")
-    fi
-    # Roll the args list around exactly as many times as the number of
-    # args, so each arg winds up back in the position where it started, but
-    # possibly modified.
-    #
-    # NB: a `for` loop captures its iteration list before it begins, so
-    # changing the positional parameters here affects neither the number of
-    # iterations, nor the values presented in `arg`.
-    shift              # remove old arg
-    set -- "$@" "$arg" # push replacement arg
-  done
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    for arg do
+        if
+            case $arg in                                #(
+              -*)   false ;;                            # don't mess with options #(
+              /?*)  t=${arg#/} t=/${t%%/*}              # looks like a POSIX filepath
+                    [ -e "$t" ] ;;                      #(
+              *)    false ;;
+            esac
+        then
+            arg=$( cygpath --path --ignore --mixed "$arg" )
+        fi
+        # Roll the args list around exactly as many times as the number of
+        # args, so each arg winds up back in the position where it started, but
+        # possibly modified.
+        #
+        # NB: a `for` loop captures its iteration list before it begins, so
+        # changing the positional parameters here affects neither the number of
+        # iterations, nor the values presented in `arg`.
+        shift                   # remove old arg
+        set -- "$@" "$arg"      # push replacement arg
+    done
 fi
 
+
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
@@ -209,13 +209,14 @@ DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 #     treated as '${Hostname}' itself on the command line.
 
 set -- \
-  "-Dorg.gradle.appname=$APP_BASE_NAME" \
-  -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \
-  "$@"
+        "-Dorg.gradle.appname=$APP_BASE_NAME" \
+        -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \
+        "$@"
 
 # Stop when "xargs" is not available.
-if ! command -v xargs >/dev/null 2>&1; then
-  die "xargs is not available"
+if ! command -v xargs >/dev/null 2>&1
+then
+    die "xargs is not available"
 fi
 
 # Use "xargs" to parse quoted args.
@@ -238,10 +239,10 @@ fi
 #
 
 eval "set -- $(
-  printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
-    xargs -n1 |
-    sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
-    tr '\n' ' '
-)" '"$@"'
+        printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
+        xargs -n1 |
+        sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
+        tr '\n' ' '
+    )" '"$@"'
 
 exec "$JAVACMD" "$@"
diff --git a/gradlew.bat b/gradlew.bat
index a51ec4f..8508ef6 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -1,82 +1,82 @@
-@rem
-@rem Copyright 2015 the original author or authors.
-@rem
-@rem Licensed under the Apache License, Version 2.0 (the "License");
-@rem you may not use this file except in compliance with the License.
-@rem You may obtain a copy of the License at
-@rem
-@rem      https://www.apache.org/licenses/LICENSE-2.0
-@rem
-@rem Unless required by applicable law or agreed to in writing, software
-@rem distributed under the License is distributed on an "AS IS" BASIS,
-@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-@rem See the License for the specific language governing permissions and
-@rem limitations under the License.
-@rem
-@rem SPDX-License-Identifier: Apache-2.0
-@rem
-
-@if "%DEBUG%"=="" @echo off
-@rem ##########################################################################
-@rem
-@rem  gradlew startup script for Windows
-@rem
-@rem ##########################################################################
-
-@rem Set local scope for the variables, and ensure extensions are enabled
-setlocal EnableExtensions
-
-set DIRNAME=%~dp0
-if "%DIRNAME%"=="" set DIRNAME=.
-@rem This is normally unused
-set APP_BASE_NAME=%~n0
-set APP_HOME=%DIRNAME%
-
-@rem Resolve any "." and ".." in APP_HOME to make it shorter.
-for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
-
-@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
-
-@rem Find java.exe
-if defined JAVA_HOME goto findJavaFromJavaHome
-
-set JAVA_EXE=java.exe
-%JAVA_EXE% -version >NUL 2>&1
-if %ERRORLEVEL% equ 0 goto execute
-
-echo. 1>&2
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
-echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation. 1>&2
-
-"%COMSPEC%" /c exit 1
-
-:findJavaFromJavaHome
-set JAVA_HOME=%JAVA_HOME:"=%
-set JAVA_EXE=%JAVA_HOME%/bin/java.exe
-
-if exist "%JAVA_EXE%" goto execute
-
-echo. 1>&2
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
-echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation. 1>&2
-
-"%COMSPEC%" /c exit 1
-
-:execute
-@rem Setup the command line
-
-
-
-@rem Execute gradlew
-@rem endlocal doesn't take effect until after the line is parsed and variables are expanded
-@rem which allows us to clear the local environment before executing the java command
-endlocal & "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* & call :exitWithErrorLevel
-
-:exitWithErrorLevel
-@rem Use "%COMSPEC%" /c exit to allow operators to work properly in scripts
-"%COMSPEC%" /c exit %ERRORLEVEL%
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
+
+@if "%DEBUG%"=="" @echo off
+@rem ##########################################################################
+@rem
+@rem  gradlew startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables, and ensure extensions are enabled
+setlocal EnableExtensions
+
+set DIRNAME=%~dp0
+if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if %ERRORLEVEL% equ 0 goto execute
+
+echo. 1>&2
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
+
+"%COMSPEC%" /c exit 1
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo. 1>&2
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
+
+"%COMSPEC%" /c exit 1
+
+:execute
+@rem Setup the command line
+
+
+
+@rem Execute gradlew
+@rem endlocal doesn't take effect until after the line is parsed and variables are expanded
+@rem which allows us to clear the local environment before executing the java command
+endlocal & "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* & call :exitWithErrorLevel
+
+:exitWithErrorLevel
+@rem Use "%COMSPEC%" /c exit to allow operators to work properly in scripts
+"%COMSPEC%" /c exit %ERRORLEVEL%