Work on docker optimisation

.gitlab-ci.yml

@@ -63,14 +63,27 @@ publish:
     registry_img: ''
   before_script:
     - apk add jq
+    - mkdir -p .docker
+    - "docker load -q -i .docker/fs.tar 2>&1 || :"
+    - rm -rf .docker
   script:
     - APP_VERSION=$(cat visionversion.json | jq .version -r)
     - docker login $registry_host -u $registry_user -p $registry_pass
     - docker build -f ./Dockerfile -t $registry_host/$registry_img:$APP_VERSION .
+    - docker build --cache-from=$registry_host/$registry_img -t $registry_host/$registry_img .
     - docker push $registry_host/$registry_img:$APP_VERSION
     - docker logout $registry_host    
     - docker login -u $docker_user -p $docker_pass
     - docker tag $registry_host/$registry_img:$APP_VERSION $docker_host/$docker_img:$APP_VERSION
     - docker tag $registry_host/$registry_img:$APP_VERSION $docker_host/$docker_img
     - docker push $docker_host/$docker_img:$APP_VERSION
-    - docker push $docker_host/$docker_img
+    - docker push $docker_host/$docker_img
+  after_script:
+    - mkdir -p .docker
+    - "docker save -o .docker/fs.tar $docker_host/$docker_img 2>&1 || :"
+    - docker system prune -a
+  cache:
+    - key: $CI_COMMIT_REF_SLUG
+      paths:
+        - .docker
+      when: on_success

visionversion.json

@@ -1,3 +1,3 @@
 {
-  "version": "0.2.12"
+  "version": "0.2.13"
 }