Clean workspace after build

Jenkinsfile

@@ -38,12 +38,20 @@ pipeline {
                 }
             }
         }
+        
+        stage('Archivage des extraits') {
+            steps {
+                archiveArtifacts artifacts: '**/*.osm.bz2', fingerprint: true
+            }
+        }
     }
 
     post {
         always {
-            // Archive les artefacts .osm.bz2
+            cleanWs(cleanWhenNotBuilt: false,
-            archiveArtifacts artifacts: '**/*.osm.bz2', allowEmptyArchive: true
+                    deleteDirs: true,
+                    notFailBuild: true
+            )
         }
     }
 }