Merge branch 'debug_paas_ci' into 'main'

Enable docker pipeline

See merge request !65

jenkinsfile/Jenkinsfile

 pipeline {
-    agent { 
-        docker { image 'harbor.cloud.infn.it/cicd/jenkins-paas-slave:latest'
-                 reuseNode true
-        }
-    } 
+    agent { label 'docker-paas-agent' } 
     
     environment {
         ORCHENT_AGENT_ACCOUNT='infn-cloud-ops'