add CI

automation/Dockerfile

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+# npm base container, we need to install some npm dependencies as part of the website build.
+FROM node:latest
+
+RUN apt-get update
+RUN apt-get --yes upgrade
+# Required in case tzdata is a installed, won't install otherwise
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get --yes install rsync openssh-client
+
+# Install hugo v0.121.1
+RUN curl -sSL https://github.com/gohugoio/hugo/releases/download/v0.121.1/hugo_0.121.1_darwin-universal.tar.gz | tar -xz --directory /usr/local/bin
+
+#ssh needs a valid user to work
+RUN adduser --uid 114 jenkins
+
+# add documentation server to known hosts
+RUN echo "|1|/LzCV4BuTmTb2wKnD146l9fTKgQ=|NJJtVjvWbtRt8OYqFgcYRnMQyVw= ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBNL8ssTonYtgiR/6RRlSIK9WU1ywOcJmxFTLcEblAwH7oifZzmYq3XRfwXrgfMpylEfMFYfCU8JRqtmi19xc21A=" >> /etc/ssh/ssh_known_hosts
+RUN echo "|1|CcBvBc3EG03G+XM5rqRHs6gK/Gg=|oGeJQ+1I8NGI2THIkJsW92DpTzs= ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBNL8ssTonYtgiR/6RRlSIK9WU1ywOcJmxFTLcEblAwH7oifZzmYq3XRfwXrgfMpylEfMFYfCU8JRqtmi19xc21A=" >> /etc/ssh/ssh_known_hosts

automation/Jenkinsfile

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+
+pipeline {
+  agent {
+    dockerfile {
+      dir 'automation'
+      reuseNode true
+      args '--network host'
+    }
+  }
+  // agent any
+  stages {
+    stage('Deployment') {
+      when {
+        branch 'main'
+      }
+      steps {
+        sh 'npm install'
+        sh 'hugo'
+        sshagent(credentials: ['documentation-buildfix']) {
+          // Deploy to Apache webserver
+          sh "rsync -r --delete --exclude 'content/projects/' --exclude static/fonts/univers public/ buildfix@documentation.irs.uni-stuttgart.de:/"
+        }
+      }
+    }
+  }
+}