Merge branch 'docker_env' into 'master'

Docker env

See merge request !13

.gitlab-ci.yml

 stages:
  - install
  - test
- - deploy
+ - build_containers
+- deploy
 
 .junit_template: &junit_definition
     artifacts:
@@ -37,6 +38,24 @@ test_py37:
         --cov-report=term
     <<: *junit_definition
 
+build_docker:
+    stage: build_containers
+    image: docker:19.03.12
+    services:
+        - docker:19.03.12-dind
+    before_script:
+        - cat /etc/os-release  # "Alpine Linux v3.12"
+        - apk add git
+        - export LAST_RELEASE=`git ls-remote --tags --refs --sort="v:refname" $CI_PROJECT_URL.git | tail -n1 | sed 's/.*\///'`
+        - echo $LAST_RELEASE
+    script:
+        - cd Docker
+        - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
+        - docker build -t $CI_REGISTRY_IMAGE:$LAST_RELEASE .
+        - docker push $CI_REGISTRY_IMAGE:$LAST_RELEASE
+    only:
+        - tags
+
 pages:
     stage: deploy
     image: python:3.7-alpine
@@ -48,3 +67,4 @@ pages:
         - public
     only:
       - master
+

Docker/Dockerfile

+FROM continuumio/miniconda3
+
+ENV PATH=/opt/conda/bin/:${PATH}
+SHELL [ "/bin/bash", "-c"]
+
+RUN conda install git pip && \
+    pip --no-cache-dir install git+https://gitlab.in2p3.fr/escape2020/wp3/eossr