kaniko is EOL -> replace

Author: cmaile

.gitlab-ci.yml

@@ -1,15 +1,16 @@
 include:
   - project: 'dgsys/k8s/isp-ci-templates'
     ref: 'master'
-    file: 'application/docker/kaniko.yml'
+    file: 'application/docker/buildkit.yml'
 
 variables:
   IMAGE_NAME: ${DOCKER_CI_REGISTRY}/${CI_PROJECT_NAME}
 
 build-image:
-  before_script: 
-    - echo "{\"auths\":{\"${DOCKER_CI_REGISTRY}\":{\"username\":\"${DOCKER_CI_USER}\",\"password\":\"${DOCKER_CI_PASSWORD}\"}}}" > /kaniko/.docker/config.json
-  extends: .kaniko-build-template
+  before_script:
+    - mkdir -p ~/.docker
+    - echo "{\"auths\":{\"${DOCKER_CI_REGISTRY}\":{\"username\":\"${DOCKER_CI_USER}\",\"password\":\"${DOCKER_CI_PASSWORD}\"}}}" > ~/.docker/config.json
+  extends: .buildkit-template
   when: manual
   only:
     - pre-release