CI miniconda image

.gitlab-ci.yml

-image: docker-registry.esrf.fr/dau/ewoks:python_3.8
+image: docker-registry.esrf.fr/dau/ewoks:miniconda3
 
 stages:
   - style
@@ -14,7 +14,7 @@ lint:
   stage: style
   extends: .base
   script:
-    - pip install black flake8
+    - conda install black flake8
     - black --check .
     - flake8
 
@@ -22,8 +22,9 @@ test:
   stage: test
   extends: .base
   script:
-    - python -m pip install --upgrade pip setuptools
-    - python -m pip install numpy
+    - conda config --env --add channels conda-forge
+    - conda config --env --add channels tango-controls
+    - conda install --file demo/requirements-conda.txt
     - python -m pip install git+https://github.com/woutdenolf/dahu.git@server_entry_point
     - pip install .[test]
     - pytest --pyargs dahu