Add jenkinsfile

Jenkinsfile

@@ -0,0 +1,88 @@
+pipeline {
+    agent {
+        docker {
+            image 'maven:3.5.4-jdk-10'
+            args '-v $HOME/.m2:/root/.m2'
+        }
+    }
+
+    options {
+        timeout(time: 8, unit: 'MINUTES')
+        timestamps()
+    }
+
+    environment {
+        COMMIT = sh(returnStdout: true, script: "git log -n 1 --pretty=format:'%h'").trim()
+        VERSION = readMavenPom().getVersion()
+    }
+
+    triggers {
+        githubPush()
+    }
+
+    stages {
+        stage ('Check commit') {
+            steps {
+                script {
+                    env.CI_SKIP = "false"
+                    result = sh (script: "git log -1 | grep '(?s).[CI[-\\s]SKIP].*'", returnStatus: true)
+                    if (result == 0) {
+                        env.CI_SKIP = "true"
+                        error "'[CI-SKIP]' found in git commit message. Aborting."
+                    }
+                }
+            }
+        }
+
+        stage ('Install system dependencies') {
+            steps {
+                sh 'apt install libargon2-0-dev && ln -s /usr/lib/x86_64-linux-gnu/libargon2.so /usr/lib/libargon2.so'
+            }
+        }
+
+        stage ('Build') {
+            steps {
+                script {
+                    currentBuild.displayName = "${VERSION} #${BUILD_NUMBER}".replace("-SNAPSHOT", "")
+                    currentBuild.description = "git-AuthMeReloaded-${COMMIT}"
+                }
+                sh 'mvn -B clean package'
+            }
+            post {
+                success {
+                    archiveArtifacts artifacts: '**/target/*.jar', fingerprint: true
+                    step([
+                        $class: 'JavadocArchiver',
+                        javadocDir: 'target/site/apidocs',
+                        keepAll: true
+                    ])
+                }
+            }
+        }
+
+        stage ('Deploy') {
+            when {
+                branch "master"
+            }
+            steps {
+                sh 'mvn -B deploy -DskipTests'
+            }
+        }
+    }
+
+    post {
+        always {
+            script {
+                if (env.CI_SKIP == "true") {
+                    currentBuild.result = 'NOT_BUILT'
+                }
+            }
+        }
+        success {
+            githubNotify description: 'The jenkins build was successful',  status: 'SUCCESS'
+        }
+        failure {
+            githubNotify description: 'The jenkins build failed',  status: 'FAILURE'
+        }
+    }
+}