diff --git a/.gitea/workflows/container.yaml b/.gitea/workflows/container.yaml
new file mode 100644
index 0000000..e48b3fd
--- /dev/null
+++ b/.gitea/workflows/container.yaml
@@ -0,0 +1,12 @@
+name: Build Multiarch Container Image
+on: [push]
+jobs:
+  call-reusable-workflow:
+    uses: container/multiarch-build-workflow/.gitea/workflows/build.yaml@main
+    with:
+      repository: ${{ gitea.repository }}
+      ref_name: ${{ gitea.ref_name }}
+      sha: ${{ gitea.sha }}
+      registry_url: ${{ secrets.REGISTRY_URL }}
+      registry_user: ${{ secrets.REGISTRY_USER }}
+      registry_pw: ${{ secrets.REGISTRY_PW }}
diff --git a/Containerfile b/Containerfile
index 45626b7..47cb389 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,7 +1,7 @@
 FROM docker.io/alpine:3.21 AS builder
 
-ENV VERSION=26.2.5
-ENV SHA256_SUM=e99e5f8783ea8f1cc04140b7033ea7291ff9898a088f37399b88651d81238f88
+ENV VERSION=26.2.4
+ENV SHA256_SUM=6ef2ae3a339a21c246fdcc5ddea5edcc362eb2f466fb422c5b82072f6dbc55d1
 
 RUN wget "https://github.com/keycloak/keycloak/releases/download/$VERSION/keycloak-$VERSION.tar.gz"
 RUN echo "$SHA256_SUM  keycloak-$VERSION.tar.gz" | sha256sum -c - || exit 1
diff --git a/Jenkinsfile b/Jenkinsfile
deleted file mode 100644
index a8bfde8..0000000
--- a/Jenkinsfile
+++ /dev/null
@@ -1 +0,0 @@
-multiarch_container()