correction d'erreur

Jenkinsfile

 node{
     def app
+    def registryProject='http://172.20.0.2:8083/repository/RegistryDocker/' 
     def image="${registryProject}:version-${env.BUILD_ID}"
+  
+
 
         stage('Clone') {
             checkout scm
@@ -20,7 +23,6 @@ node{
             sh 'docker ps'
         }
         }
-
         stage('Scan Dockle'){
             sh 'dockle debian:buster > rapportDockle'
         }
@@ -33,8 +35,8 @@ node{
         }
         
         stage('Push on repo nexus'){
-            docker.withRegistry('http://172.20.0.2:8083/repository/RegistryDocker/','Jenkins-credential'){
-                app.push()
+            docker.withRegistry(registryProject,''){
+                app.push ()
             } 
         }
 }