Add authentication to CI/CD

.drone.yml

@@ -10,12 +10,6 @@ global-variables:
     CRE_REGISTRY_IMAGE: *docker-registry-repo
     CRE_PORT: 9101
     CRE_RELEASE: *release
-  docker-settings: &docker-settings
-    repo: *docker-registry-repo
-    username:
-      from_secret: docker_username
-    password:
-      from_secret: docker_password
   gradle-image: &gradle-image gradle:7.1-jdk11
   alpine-image: &alpine-image alpine:latest
 
@@ -62,7 +56,11 @@ steps:
         - GRADLE_VERSION
         - JAVA_VERSION
         - CRE_VERSION
-      <<: *docker-settings
+    repo: *docker-registry-repo
+    username:
+      from_secret: docker_username
+    password:
+      from_secret: docker_password
     when:
       branch: develop
       event:
@@ -79,7 +77,11 @@ steps:
         - JAVA_VERSION
       build_args:
         - CRE_VERSION=${DRONE_TAG}
-      <<: *docker-settings
+    repo: *docker-registry-repo
+    username:
+      from_secret: docker_username
+    password:
+      from_secret: docker_password
     when:
       event:
         - tag