diff --git a/.gitea/workflows/container.yaml b/.gitea/workflows/container.yaml
deleted file mode 100644
index e48b3fd..0000000
--- a/.gitea/workflows/container.yaml
+++ /dev/null
@@ -1,12 +0,0 @@
-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 faadaa6..b24be63 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,4 +1,4 @@
-FROM docker.io/golang:1.22-alpine3.20 AS builder
+FROM docker.io/golang:1.22-alpine3.21 AS builder
 
 RUN echo "ntfy:x:2222:2222:Linux User,,,:/:/ntfy" > /passwd
 RUN mkdir -p /data/attachments
@@ -10,7 +10,7 @@ RUN apk --no-cache add \
   gcc \
   npm
 
-ENV VERSION=v2.11.0
+ENV VERSION=v2.12.0
 RUN git clone https://github.com/binwiederhier/ntfy.git
 
 WORKDIR /go/ntfy
diff --git a/Jenkinsfile b/Jenkinsfile
new file mode 100644
index 0000000..a8bfde8
--- /dev/null
+++ b/Jenkinsfile
@@ -0,0 +1 @@
+multiarch_container()