CI: Pre-build docker image for make testing faster

.gitlab-ci.yml

 stages:
+ - docker
  - test
 
 
-.test: &test_template
+# Build docker image used for unit tests
+build-dev-docker-image:
+  stage: docker
+  image: docker:latest
+  tags:
+    - docker_build
+  services:
+    - docker:dind
+  when: manual
+  allow_failure: true
+
+  script:
+    - mkdir -p $HOME/.docker/
+    - echo $DOCKER_AUTH_CONFIG > $HOME/.docker/config.json
+    - TAG="$(date +%Y%m%d).${CI_COMMIT_SHORT_SHA}"
+    - IMAGE="pauldmccarthy/bip-dev"
+    - DOCKERFILE=docker/Dockerfile
+    - docker build -t "${IMAGE}:${TAG}" -t "${IMAGE}:latest" -f ${DOCKERFILE} ./docker
+    - docker push "${IMAGE}:${TAG}"
+    - docker push "${IMAGE}:latest"
+
+test:
   stage: test
-  image: continuumio/miniconda3
+  image: pauldmccarthy/bip-dev
   tags:
     - docker
   except:
@@ -12,9 +34,3 @@ stages:
     - merge_requests
   script:
     - ./.ci/unit_tests.sh
-
-
-test:3.11:
-  variables:
-    PYTHON_VERSION : "3.11"
-  <<: *test_template

docker/Dockerfile

+FROM continuumio/miniconda3
+MAINTAINER Paul McCarthy <pauldmccarthy@gmail.com>
+
+ENV PYTHON_VERSION "3.11"
+
+COPY /create_dev_env.sh /create_dev_env.sh
+
+RUN /bin/bash /create_dev_env.sh /dev.env

.ci/create_dev_env.sh → docker/create_dev_env.sh

@@ -23,3 +23,5 @@ source activate ${envdir}
 pip install dmri-amico
 pip install git+https://git.fmrib.ox.ac.uk/ndcn0236/pipe-tree.git
 pip install git+https://git.fmrib.ox.ac.uk/fsl/gradunwarp.git
+
+# CREATE DOCKER IMAGE