diff --git a/backend/.idea/workspace.xml b/backend/.idea/workspace.xml
deleted file mode 100644
index e1c6a0d..0000000
--- a/backend/.idea/workspace.xml
+++ /dev/null
@@ -1,665 +0,0 @@
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-    </task>
-    <task id="LOCAL-00035" summary="Include Working Status in Frontend Dashboard">
-      <option name="closed" value="true" />
-      <created>1699726328681</created>
-      <option name="number" value="00035" />
-      <option name="presentableId" value="LOCAL-00035" />
-      <option name="project" value="LOCAL" />
-      <updated>1699726328681</updated>
-    </task>
-    <task id="LOCAL-00036" summary="Create Datastructures for AdvancedSchedules and create schedules for them">
-      <option name="closed" value="true" />
-      <created>1699730041496</created>
-      <option name="number" value="00036" />
-      <option name="presentableId" value="LOCAL-00036" />
-      <option name="project" value="LOCAL" />
-      <updated>1699730041496</updated>
-    </task>
-    <task id="LOCAL-00037" summary="Reschedule Advanced Schedules">
-      <option name="closed" value="true" />
-      <created>1699730644743</created>
-      <option name="number" value="00037" />
-      <option name="presentableId" value="LOCAL-00037" />
-      <option name="project" value="LOCAL" />
-      <updated>1699730644743</updated>
-    </task>
-    <task id="LOCAL-00038" summary="ScheduleNow test with running advanced Schedule">
-      <option name="closed" value="true" />
-      <created>1699730764558</created>
-      <option name="number" value="00038" />
-      <option name="presentableId" value="LOCAL-00038" />
-      <option name="project" value="LOCAL" />
-      <updated>1699730764558</updated>
-    </task>
-    <task id="LOCAL-00039" summary="Update values of datetime picker automatically for editing">
-      <option name="closed" value="true" />
-      <created>1699783953060</created>
-      <option name="number" value="00039" />
-      <option name="presentableId" value="LOCAL-00039" />
-      <option name="project" value="LOCAL" />
-      <updated>1699783953060</updated>
-    </task>
-    <task id="LOCAL-00040" summary="Adapt datetime-picker">
-      <option name="closed" value="true" />
-      <created>1699783968670</created>
-      <option name="number" value="00040" />
-      <option name="presentableId" value="LOCAL-00040" />
-      <option name="project" value="LOCAL" />
-      <updated>1699783968670</updated>
-    </task>
-    <task id="LOCAL-00041" summary="Fix wrong date">
-      <option name="closed" value="true" />
-      <created>1699786723938</created>
-      <option name="number" value="00041" />
-      <option name="presentableId" value="LOCAL-00041" />
-      <option name="project" value="LOCAL" />
-      <updated>1699786723938</updated>
-    </task>
-    <task id="LOCAL-00042" summary="Deploy on docker (not productive yet!)">
-      <option name="closed" value="true" />
-      <created>1699803821051</created>
-      <option name="number" value="00042" />
-      <option name="presentableId" value="LOCAL-00042" />
-      <option name="project" value="LOCAL" />
-      <updated>1699803821051</updated>
-    </task>
-    <task id="LOCAL-00043" summary="Fix deleting tasks">
-      <option name="closed" value="true" />
-      <created>1699805283751</created>
-      <option name="number" value="00043" />
-      <option name="presentableId" value="LOCAL-00043" />
-      <option name="project" value="LOCAL" />
-      <updated>1699805283751</updated>
-    </task>
-    <task id="LOCAL-00044" summary="Fix parsing datetime">
-      <option name="closed" value="true" />
-      <created>1699806194258</created>
-      <option name="number" value="00044" />
-      <option name="presentableId" value="LOCAL-00044" />
-      <option name="project" value="LOCAL" />
-      <updated>1699806194258</updated>
-    </task>
-    <task id="LOCAL-00045" summary="Fix parsing datetime (diesmal hoffentlich wirklich)">
-      <option name="closed" value="true" />
-      <created>1699809089060</created>
-      <option name="number" value="00045" />
-      <option name="presentableId" value="LOCAL-00045" />
-      <option name="project" value="LOCAL" />
-      <updated>1699809089060</updated>
-    </task>
-    <task id="LOCAL-00046" summary="Edit and Delete in Draggable Scheduler">
-      <option name="closed" value="true" />
-      <created>1699824923378</created>
-      <option name="number" value="00046" />
-      <option name="presentableId" value="LOCAL-00046" />
-      <option name="project" value="LOCAL" />
-      <updated>1699824923378</updated>
-    </task>
-    <option name="localTasksCounter" value="47" />
-    <servers />
-  </component>
-  <component name="TypeScriptGeneratedFilesManager">
-    <option name="version" value="3" />
-  </component>
-  <component name="VcsManagerConfiguration">
-    <MESSAGE value="Fix failing test case" />
-    <MESSAGE value="TaskgroupRepsitoryTest" />
-    <MESSAGE value="TaskgroupRepsitoryTest (+Delete)" />
-    <MESSAGE value="FindAlltasksByUser Test" />
-    <MESSAGE value="Test TaskRepository" />
-    <MESSAGE value="Initialize Testing of Testservice" />
-    <MESSAGE value="Use @Sql instead of persit()" />
-    <MESSAGE value="Make the Test Transactional" />
-    <MESSAGE value="Resolve Merge-Conflict" />
-    <MESSAGE value="Deleting Task test" />
-    <MESSAGE value="Consider increased number of tasks" />
-    <MESSAGE value="Remove entityManager from TaskService" />
-    <MESSAGE value="Get Working Status of Today Endpoint" />
-    <MESSAGE value="Include Working Status in Frontend Dashboard" />
-    <MESSAGE value="Create Datastructures for AdvancedSchedules and create schedules for them" />
-    <MESSAGE value="Reschedule Advanced Schedules" />
-    <MESSAGE value="ScheduleNow test with running advanced Schedule" />
-    <MESSAGE value="Update values of datetime picker automatically for editing" />
-    <MESSAGE value="Adapt datetime-picker" />
-    <MESSAGE value="Fix wrong date" />
-    <MESSAGE value="Deploy on docker (not productive yet!)" />
-    <MESSAGE value="Fix deleting tasks" />
-    <MESSAGE value="Fix parsing datetime" />
-    <MESSAGE value="Fix parsing datetime (diesmal hoffentlich wirklich)" />
-    <MESSAGE value="Edit and Delete in Draggable Scheduler" />
-    <option name="LAST_COMMIT_MESSAGE" value="Edit and Delete in Draggable Scheduler" />
-  </component>
-  <component name="XDebuggerManager">
-    <breakpoint-manager>
-      <breakpoints>
-        <line-breakpoint enabled="true" type="java-line">
-          <url>file://$PROJECT_DIR$/src/main/java/core/entities/User.java</url>
-          <line>57</line>
-          <option name="timeStamp" value="12" />
-        </line-breakpoint>
-        <line-breakpoint enabled="true" type="java-line">
-          <url>file://$PROJECT_DIR$/src/main/java/core/api/controller/ScheduleController.java</url>
-          <line>98</line>
-          <option name="timeStamp" value="16" />
-        </line-breakpoint>
-        <line-breakpoint enabled="true" type="java-line">
-          <url>file://$PROJECT_DIR$/src/main/java/core/services/TaskService.java</url>
-          <line>93</line>
-          <option name="timeStamp" value="35" />
-        </line-breakpoint>
-        <line-breakpoint enabled="true" type="java-line">
-          <url>file://$PROJECT_DIR$/src/main/java/core/api/controller/ScheduleController.java</url>
-          <line>83</line>
-          <option name="timeStamp" value="36" />
-        </line-breakpoint>
-        <line-breakpoint enabled="true" type="java-line">
-          <url>file://$PROJECT_DIR$/src/main/java/core/entities/timemanager/Taskgroup.java</url>
-          <line>99</line>
-          <option name="timeStamp" value="37" />
-        </line-breakpoint>
-        <line-breakpoint enabled="true" type="java-line">
-          <url>file://$PROJECT_DIR$/src/main/java/core/entities/timemanager/Taskgroup.java</url>
-          <line>100</line>
-          <option name="timeStamp" value="38" />
-        </line-breakpoint>
-      </breakpoints>
-    </breakpoint-manager>
-  </component>
-  <component name="XSLT-Support.FileAssociations.UIState">
-    <expand />
-    <select />
-  </component>
-</project>
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 60fd69e..84e34d0 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -7,6 +7,8 @@ services:
     container_name: timemanager-db
     environment:
       MYSQL_ROOT_PASSWORD: edkvcjReDxJ9Z8hq
+    ports:
+      - "3306:3306"
   backend:
     build:
       context: ./backend
@@ -21,6 +23,9 @@ services:
     depends_on:
       - "db"
     restart: always
+    volumes:
+      - /etc/localtime:/etc/localtime:ro
+      - /etc/timezone:/etc/timezone:ro
   frontend:
     build:
       context: ./frontend