diff --git a/.gitea/workflows/docker.yaml b/.gitea/workflows/docker.yaml
new file mode 100644
index 0000000..6e779d1
--- /dev/null
+++ b/.gitea/workflows/docker.yaml
@@ -0,0 +1,71 @@
+name: Build Docker Image
+run-name: ${{ gitea.actor }} building ${{ gitea.ref_name }}
+on:
+  push:
+    branches:
+      - main
+      - dev
+
+jobs:
+  Docker-Build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone Repository
+        uses: actions/checkout@v4
+
+      - name: Build docker image
+        run: docker build -t occ .
+
+      - name: Store tag date
+        run: |
+          TAG=$(date +%Y%m%d_%H%M)_${{ gitea.ref_name }}
+          echo $TAG > /tmp/tag
+          echo Using '"'$TAG'"' as tag.
+
+      - name: Tag image for upload
+        run: |
+          TAG=$(cat /tmp/tag)
+          docker tag occ ${{ secrets.REGISTRY_PATH }}/occ:${{ gitea.ref_name }}
+          docker tag occ ${{ secrets.REGISTRY_PATH }}/occ:$TAG
+
+      - name: Login to registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ secrets.REGISTRY_PATH }}
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_PASS }}
+
+      - name: Push to registry
+        run: |
+          TAG=$(cat /tmp/tag)
+          docker push ${{ secrets.REGISTRY_PATH }}/occ:${{ gitea.ref_name }}
+          docker push ${{ secrets.REGISTRY_PATH }}/occ:$TAG
+
+  Clean-Registry:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Get tag list
+        run: |
+          TAGS="$(curl -s -u "${{ secrets.REGISTRY_USER }}:${{ secrets.REGISTRY_PASS }}" https://${{ secrets.REGISTRY_PATH }}/v2/occ/tags/list | jq -r ".tags[]")"
+          COUNT=$(echo "$TAGS" | wc -l)
+          if [ $COUNT -gt 10 ]; then
+            REMAIN=$((COUNT - 10))
+            echo "$TAGS" | head -n $REMAIN > /tmp/old_tags
+          else
+            echo less than 10 tags, skipping cleanup
+            echo "" > /tmp/old_tags
+          fi
+
+      - name: Remove tags
+        run: |
+          cat /tmp/old_tags | while read TAG; do
+            if [ -n "$TAG" ]; then
+              DIGEST=$(curl -u "${{ secrets.REGISTRY_USER }}:${{ secrets.REGISTRY_PASS }}" -sS -H 'Accept: application/vnd.docker.distribution.manifest.v2+json' -o /dev/null -w '%header{Docker-Content-Digest}' https://${{ secrets.REGISTRY_PATH }}/v2/occ/manifests/$TAG)
+              if [ -n "$DIGEST" ]; then
+                echo about to delete $TAG
+                curl -u "${{ secrets.REGISTRY_USER }}:${{ secrets.REGISTRY_PASS }}" -sS -X DELETE https://${{ secrets.REGISTRY_PATH }}/v2/occ/manifests/$DIGEST
+              else
+                echo failed to get digest for $TAG
+              fi
+            fi
+          done
diff --git a/Dockerfile b/Dockerfile
index d8de5a1..62bf706 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,6 @@
 FROM alpine AS build
-RUN apk update apk add openjdk21-jre
+RUN apk update
+RUN apk add openjdk21-jre
 RUN apk add bash git
 ADD . /OpenCloudCal
 WORKDIR /OpenCloudCal
diff --git a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Appointment.java b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Appointment.java
index 0dfccf3..39cd3b8 100644
--- a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Appointment.java
+++ b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Appointment.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.api;
 
 import java.time.LocalDateTime;
diff --git a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Attachment.java b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Attachment.java
index 70c4f6b..36291d4 100644
--- a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Attachment.java
+++ b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Attachment.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.api;
 
 import java.net.URL;
diff --git a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Coords.java b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Coords.java
index 75d4ba0..7cf24b7 100644
--- a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Coords.java
+++ b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Coords.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.api;
 
 import java.util.Map;
diff --git a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Importer.java b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Importer.java
index 07ad25c..f455ec4 100644
--- a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Importer.java
+++ b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Importer.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.api;
 
 import java.io.IOException;
diff --git a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Link.java b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Link.java
index 099416e..f250957 100644
--- a/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Link.java
+++ b/de.srsoftware.cal.api/src/main/java/de/srsoftware/cal/api/Link.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.api;
 
 import java.net.URL;
diff --git a/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/Application.java b/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/Application.java
index a673bf7..a098981 100644
--- a/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/Application.java
+++ b/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/Application.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.app;
 
 import static java.lang.System.Logger.Level.*;
diff --git a/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/AutoImporter.java b/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/AutoImporter.java
index 04bddac..62ea9b6 100644
--- a/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/AutoImporter.java
+++ b/de.srsoftware.cal.app/src/main/java/de/srsoftware/cal/app/AutoImporter.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.app;
 
 import static java.lang.System.Logger.Level.*;
diff --git a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseAppointment.java b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseAppointment.java
index af0bb64..7b01a41 100644
--- a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseAppointment.java
+++ b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseAppointment.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import static de.srsoftware.cal.Util.*;
diff --git a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseImporter.java b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseImporter.java
index 4b12af5..71b8b1d 100644
--- a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseImporter.java
+++ b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/BaseImporter.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import static de.srsoftware.cal.Util.*;
diff --git a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/SinglePageImporter.java b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/SinglePageImporter.java
index d5f8b54..2857fc1 100644
--- a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/SinglePageImporter.java
+++ b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/SinglePageImporter.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import static de.srsoftware.cal.Util.url;
diff --git a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/Util.java b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/Util.java
index f0ff341..47bd656 100644
--- a/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/Util.java
+++ b/de.srsoftware.cal.base/src/main/java/de/srsoftware/cal/Util.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import static de.srsoftware.tools.Error.error;
diff --git a/de.srsoftware.cal.base/src/test/java/de/srsoftware/cal/UtilTest.java b/de.srsoftware.cal.base/src/test/java/de/srsoftware/cal/UtilTest.java
index 5b8bbac..8f7dec1 100644
--- a/de.srsoftware.cal.base/src/test/java/de/srsoftware/cal/UtilTest.java
+++ b/de.srsoftware.cal.base/src/test/java/de/srsoftware/cal/UtilTest.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
diff --git a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Database.java b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Database.java
index 16de8a0..ea8ce06 100644
--- a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Database.java
+++ b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Database.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.db;
 
 import de.srsoftware.cal.api.Appointment;
diff --git a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Fields.java b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Fields.java
index 3fe85dd..e50cb11 100644
--- a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Fields.java
+++ b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/Fields.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.db;
 
 public class Fields {
diff --git a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/MariaDB.java b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/MariaDB.java
index ca68506..c37e2e2 100644
--- a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/MariaDB.java
+++ b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/MariaDB.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.db;
 
 import static de.srsoftware.cal.Util.extractCoords;
diff --git a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/NotFound.java b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/NotFound.java
index 52ff210..a3901bb 100644
--- a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/NotFound.java
+++ b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/NotFound.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.db;
 
 import de.srsoftware.tools.Error;
diff --git a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/SqlError.java b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/SqlError.java
index 5df05ce..7eb1e6b 100644
--- a/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/SqlError.java
+++ b/de.srsoftware.cal.db/src/main/java/de/srsoftware/cal/db/SqlError.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.db;
 
 import de.srsoftware.tools.Error;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/Eburg.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/Eburg.java
index 07a5712..6cc403e 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/Eburg.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/Eburg.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.erfurt;
 
 import static de.srsoftware.cal.Util.url;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/FromHell.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/FromHell.java
index 225e705..1d90659 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/FromHell.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/FromHell.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.erfurt;
 
 import static de.srsoftware.cal.Util.parseGermanTime;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/GewerkschaftshausErfurt.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/GewerkschaftshausErfurt.java
index 36856ec..64bdce0 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/GewerkschaftshausErfurt.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/erfurt/GewerkschaftshausErfurt.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.erfurt;
 
 import static de.srsoftware.cal.Util.parseGermanTime;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/gera/AtParty.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/gera/AtParty.java
index bb78e16..2d4d310 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/gera/AtParty.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/gera/AtParty.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.gera;
 
 import static de.srsoftware.cal.Util.*;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CafeWagner.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CafeWagner.java
index 9202c7e..cb2e273 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CafeWagner.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CafeWagner.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.jena;
 
 import static de.srsoftware.cal.Util.extractBackgroundImage;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CosmicDawn.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CosmicDawn.java
index 478fa62..fb85521 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CosmicDawn.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/CosmicDawn.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.jena;
 
 import static de.srsoftware.cal.Util.parseGermanDate;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/FHaus.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/FHaus.java
index 41f8c87..9ae49bc 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/FHaus.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/FHaus.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.jena;
 
 import static de.srsoftware.cal.Util.parseGermanTime;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Kassablanca.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Kassablanca.java
index 91b5585..ee816b0 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Kassablanca.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Kassablanca.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.jena;
 
 import static de.srsoftware.cal.Util.*;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Psychochor.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Psychochor.java
index ac74289..91f81a7 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Psychochor.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Psychochor.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.jena;
 
 import static de.srsoftware.tools.Error.error;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Rosenkeller.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Rosenkeller.java
index 136bca7..048c603 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Rosenkeller.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/jena/Rosenkeller.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.jena;
 
 import static de.srsoftware.cal.Util.parseGermanTime;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/leipzig/Bandhaus.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/leipzig/Bandhaus.java
index 7d6d803..3c1eff9 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/leipzig/Bandhaus.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/leipzig/Bandhaus.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.leipzig;
 
 import static de.srsoftware.cal.Util.parseGermanTime;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/neustadt/Wotufa.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/neustadt/Wotufa.java
index 0b37fc4..08b9f7e 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/neustadt/Wotufa.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/neustadt/Wotufa.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.neustadt;
 
 import static de.srsoftware.cal.Util.parseGermanDate;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/CKeller.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/CKeller.java
index 8ff6d75..22ba83e 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/CKeller.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/CKeller.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.weimar;
 
 import static de.srsoftware.tools.Error.error;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Gerberstrasse.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Gerberstrasse.java
index 694b8d7..a607520 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Gerberstrasse.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Gerberstrasse.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.weimar;
 
 import static de.srsoftware.cal.Util.parseGermanDate;
diff --git a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Kasseturm.java b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Kasseturm.java
index 62e39a7..9b26c43 100644
--- a/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Kasseturm.java
+++ b/de.srsoftware.cal.importer/src/main/java/de/srsoftware/cal/importer/weimar/Kasseturm.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal.importer.weimar;
 
 import static de.srsoftware.tools.Result.transform;
diff --git a/de.srsoftware.cal.importer/src/test/java/RegexTest.java b/de.srsoftware.cal.importer/src/test/java/RegexTest.java
index 345e5bc..e8e5015 100644
--- a/de.srsoftware.cal.importer/src/test/java/RegexTest.java
+++ b/de.srsoftware.cal.importer/src/test/java/RegexTest.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import org.junit.jupiter.api.Test;
diff --git a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/ApiEndpoint.java b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/ApiEndpoint.java
index 9aa2ba1..21566bc 100644
--- a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/ApiEndpoint.java
+++ b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/ApiEndpoint.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import static de.srsoftware.cal.Util.extractCoords;
diff --git a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/Forward.java b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/Forward.java
index d0fbf56..41221f5 100644
--- a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/Forward.java
+++ b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/Forward.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import static de.srsoftware.tools.Optionals.nullable;
diff --git a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/IndexHandler.java b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/IndexHandler.java
index b05c6b7..83544ae 100644
--- a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/IndexHandler.java
+++ b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/IndexHandler.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import com.sun.net.httpserver.HttpExchange;
diff --git a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/StaticHandler.java b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/StaticHandler.java
index 677bda9..ae7075f 100644
--- a/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/StaticHandler.java
+++ b/de.srsoftware.cal.web/src/main/java/de/srsoftware/cal/StaticHandler.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 package de.srsoftware.cal;
 
 import com.sun.net.httpserver.HttpExchange;
diff --git a/de.srsoftware.cal.web/src/test/java/ParseDateTest.java b/de.srsoftware.cal.web/src/test/java/ParseDateTest.java
index 2c0b188..252c040 100644
--- a/de.srsoftware.cal.web/src/test/java/ParseDateTest.java
+++ b/de.srsoftware.cal.web/src/test/java/ParseDateTest.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 import static de.srsoftware.cal.ApiEndpoint.parseDate;
 import static java.time.LocalDateTime.of;
 import static org.junit.jupiter.api.Assertions.assertEquals;
diff --git a/de.srsoftware.cal.web/src/test/java/ParsePastTest.java b/de.srsoftware.cal.web/src/test/java/ParsePastTest.java
index d911c21..62eca6b 100644
--- a/de.srsoftware.cal.web/src/test/java/ParsePastTest.java
+++ b/de.srsoftware.cal.web/src/test/java/ParsePastTest.java
@@ -1,4 +1,4 @@
-/* © SRSoftware 2024 */
+/* © SRSoftware 2026 */
 import static de.srsoftware.cal.ApiEndpoint.parsePast;
 import static org.junit.jupiter.api.Assertions.assertEquals;