update Jenkinsfile for unit testing (#61045)

Jenkinsfile

@@ -2,14 +2,36 @@
 
 pipeline {
     agent any
+    options { disableConcurrentBuilds() }
+    environment {
+        TMPDIR = "/tmp/$BUILD_TAG"
+    }
     stages {
+        stage('Unit Tests') {
+            steps {
+                sh "mkdir ${env.TMPDIR}"
+                sh """
+python3 -m venv ${env.TMPDIR}/venv/
+${env.TMPDIR}/venv/bin/pip install tox
+PGPORT=`python3 -c 'import struct; import socket; s=socket.socket(); s.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack("ii", 1, 0)); s.bind(("", 0)); print(s.getsockname()[1]); s.close()'` pg_virtualenv -o fsync=off ${env.TMPDIR}/venv/bin/tox -r"""
+            }
+            post {
+                always {
+                    script {
+                        utils = new Utils()
+                        utils.publish_coverage('coverage.xml')
+                        utils.publish_coverage_native('index.html')
+                        utils.publish_pylint('pylint.out')
+                    }
+                    mergeJunitResults()
+                }
+            }
+        }
         stage('Packaging') {
             steps {
                 script {
                     if (env.JOB_NAME == 'authentic2-auth-fedict' && env.GIT_BRANCH == 'origin/main') {
                         sh 'sudo -H -u eobuilder /usr/local/bin/eobuilder -d buster,bullseye authentic2-auth-fedict'
-                    } else if (env.GIT_BRANCH.startsWith('hotfix/')) {
-                        sh "sudo -H -u eobuilder /usr/local/bin/eobuilder -d buster,bullseye --branch ${env.GIT_BRANCH} --hotfix authentic2-auth-fedict"
                     }
                 }
             }
@@ -22,7 +44,8 @@ pipeline {
                 utils.mail_notify(currentBuild, env, 'ci+jenkins-authentic2-auth-fedict@entrouvert.org')
             }
         }
-        success {
+        cleanup {
+            sh "find ${env.TMPDIR} -type f -delete; rm -rf ${env.TMPDIR}"
             cleanWs()
         }
     }