feat(CI): add custom docker for CI

Refs: #4
Signed-off-by: Klagarge <remi@heredero.ch>

.gitlab-ci.yml

@@ -1,33 +1,31 @@
+variables:
+  DOCKER_IMAGE: registry.forge.hefr.ch/klagarge/mse2425-grp09/python-pdm:latest
+
 default:
-  image: python:3.9
+  image: $DOCKER_IMAGE
 
 stages:
   - lint
-  - build
+  - test
 
-build job:
-  stage: build
+test job:
+  stage: test
   script:
     - cd src
-    # - apt-get update -qy
-    # - apt-get install -y python3-dev python3-pip python3.12-venv curl
-    - python3 -V
-#    - pip3 install --break-system-packages -r requirements.txt
-    - curl -sSL https://pdm-project.org/install-pdm.py | python3 -
-    - export PATH=/root/.local/bin:$PATH
-    - pdm install
+    - cp -r /app/__pypackages__ .
 
     # Set environment variables for the tests
     - export FLASK_SECRET_KEY=$FLASK_SECRET_KEY
 
     # launch tests
-    - export PYTHONPATH=.
+    - export PYTHONPATH="/builds/Klagarge/mse2425-grp09/src:/builds/Klagarge/mse2425-grp09/src/__pypackages__/3.9/lib"
+    - export PATH="/builds/Klagarge/mse2425-grp09/src/__pypackages__/3.9/bin:$PATH"
     - export FLASK_APP=app
     - pdm run pytest tests --cov --cov-report term --cov-report html
 
   artifacts:
-      paths:
-        - src/htmlcov/
+    paths:
+      - src/htmlcov/
 
 lint job:
   stage: lint
@@ -38,10 +36,10 @@ lint job:
   allow_failure: true # Linter can fail, fixing it is for now outside of the projects scope
 
 pages:
-  stage: build
+  stage: test
   dependencies:
-    - build job
-  needs: ["build job"]
+    - test job
+  needs: ["test job"]
   script:
     - mv src/htmlcov/ public/
   artifacts: