diff --git a/.groovylintrc.json b/.groovylintrc.json
new file mode 100644
index 0000000..dc773c8
--- /dev/null
+++ b/.groovylintrc.json
@@ -0,0 +1,8 @@
+{
+    "extends": "recommended",
+    "rules": {
+        "NestedBlockDepth": {
+            "enabled": false
+        }
+    }
+}
\ No newline at end of file
diff --git a/Jenkinsfile b/Jenkinsfile
index 395d004..2257f24 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,19 +1,21 @@
 pipeline {
-
     agent none
 
     environment {
         HOME = "${env.WORKSPACE}"
-        DOCKER_REGISTRY = 'https://registry.digitalocean.com'
-        DOCKER_IMAGE_NAME = 'registry.digitalocean.com/ailuridae-registry/ailuridae.io/everybodymov'
-        DOCKER_IMAGE = ''
+        PYTHON_IMAGE = 'python:3.10-slim-bullseye'
+        CREDENTIALS_ID = 'digital-ocean-ailuridae-registry'
+        REGISTRY = 'https://registry.digitalocean.com'
+        IMAGE_NAME = 'registry.digitalocean.com/ailuridae-registry/ailuridae.io/everybodymov'
+        IMAGE_BUILD = ''
     }
 
     stages {
         stage('Setup') {
             agent {
                 docker {
-                    image 'python:3.10-slim-bullseye'
+                    image env.PYTHON_IMAGE
+                    args '--rm'
                 }
             }
             steps {
@@ -25,7 +27,8 @@ pipeline {
         stage('Check') {
             agent {
                 docker {
-                    image 'python:3.10-slim-bullseye'
+                    image env.PYTHON_IMAGE
+                    args '--rm'
                 }
             }
             steps {
@@ -40,7 +43,7 @@ pipeline {
             }
             steps {
                 script {
-                    DOCKER_IMAGE = docker.build("${DOCKER_IMAGE_NAME}")
+                    IMAGE_BUILD = docker.build("${IMAGE_NAME}")
                 }
             }
         }
@@ -53,10 +56,17 @@ pipeline {
             }
             steps {
                 script {
-                    docker.withRegistry(env.DOCKER_REGISTRY, 'digital-ocean-ailuridae-registry') {
-                        DOCKER_IMAGE.push("${BUILD_NUMBER}")
-                        DOCKER_IMAGE.push('latest')
-                    } 
+                    // withCredentials annoyingly required to mask token.
+                    withCredentials([usernamePassword(
+                        credentialsId: env.CREDENTIALS_ID,
+                        usernameVariable: 'API_TOKEN_USER',
+                        passwordVariable: 'API_TOKEN_PASS'
+                    )]) {
+                        docker.withRegistry(env.REGISTRY, env.CREDENTIALS_ID) {
+                            IMAGE_BUILD.push("${BUILD_NUMBER}")
+                            IMAGE_BUILD.push('latest')
+                        }
+                    }
                 }
             }
         }
@@ -69,5 +79,4 @@ pipeline {
             }
         }
     }
-
-}
\ No newline at end of file
+}