Image build is optimized.

.gitlab-ci.yml

@@ -35,14 +35,16 @@ build:
     - docker system prune -a -f --volumes || true
     - df -h
   after_script:
+    - df -h
     - docker system prune -a -f
     - docker volume prune -f
   script:
     - docker build --cache-from=flask-backend-full --no-cache --progress=plain -t flask-backend-full -f flask_ml_api/Dockerfile .
-    - docker save -o flask-backend-full.tar flask-backend-full
+    - df -h
+    - docker save -o /mnt/volume/flask-backend-full.tar flask-backend-full
   artifacts:
     paths:
-      - flask-backend-full.tar
+      - /mnt/volume/flask-backend-full.tar
   cache:
     key: build-cache
     paths:
@@ -58,6 +60,7 @@ deploy:
     - name: docker:dind
       command: ["--tls=false", "--storage-driver=overlay2", "--mtu=1500", "--data-root=/mnt/volume"]
   before_script:
-    - docker load -i flask-backend-full.tar
+    - df -h
+    - docker load -i /mnt/volume/flask-backend-full.tar
   script:
     - docker run -d flask-backend-full