Build with Docker

.gitlab-ci.yml

-image:
-  name: gcr.io/kaniko-project/executor:debug
-  entrypoint: [""]
+image: docker:latest
+
+variables:
+  DOCKER_HOST: tcp://docker:2376
+  DOCKER_TLS_CERTDIR: ""
+  DOCKER_DRIVER: overlay2
+
+services:
+  - docker:dind
 
 before_script:
-  - mkdir -p /kaniko/.docker
-  - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}" > /kaniko/.docker/config.json
-  - source $CI_PROJECT_DIR/environment
+  - docker infog
+  - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
 
 build-main:
   script:
-    - /kaniko/executor
-      --snapshotMode=redo
+    - docker build
       --build-arg LDAP_PLUGIN_URL="${LDAP_PLUGIN_URL}"
       --build-arg TEXLIVE_IMAGE="${TEXLIVE_IMAGE}"
       --build-arg login_text="${LOGIN_TEXT}"
       --build-arg collab_text="${COLLAB_TEXT}"
-      --context $CI_PROJECT_DIR
-      --dockerfile $CI_PROJECT_DIR/Dockerfile
-      --destination "$CI_REGISTRY_IMAGE"
-      --destination "$CI_REGISTRY_IMAGE:branch-$CI_COMMIT_REF_SLUG"
+      --tag "$CI_REGISTRY_IMAGE"
+      --tag "$CI_REGISTRY_IMAGE:branch-$CI_COMMIT_REF_SLUG" .
+    - docker push "$CI_REGISTRY_IMAGE"
+    - docker push "$CI_REGISTRY_IMAGE:branch-$CI_COMMIT_REF_SLUG"
   only:
     - main
 
 build:
   script:
-    - /kaniko/executor
-      --snapshotMode=redo
+    - docker build
       --build-arg LDAP_PLUGIN_URL="${LDAP_PLUGIN_URL}"
       --build-arg TEXLIVE_IMAGE="${TEXLIVE_IMAGE}"
       --build-arg login_text="${LOGIN_TEXT}"
       --build-arg collab_text="${COLLAB_TEXT}"
-      --context $CI_PROJECT_DIR
-      --dockerfile $CI_PROJECT_DIR/Dockerfile
-      --destination "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG"
+      --tag "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG" .
+    - docker push "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG"
   except:
     - main