perf(docker): slight optimisation and refector

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

.gitlab-ci.yml

@@ -9,19 +9,22 @@ stages:
   - lint
   - test
 
-test job:
-  stage: test
-  script:
+.setup_env: &setup_env
+  before_script:
     - cd src
     - cp -r /app/__pypackages__ .
+    - 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"
 
+test job:
+  stage: test
+  <<: *setup_env
+  script:
     # Set environment variables for the tests
     - export FLASK_SECRET_KEY=$FLASK_SECRET_KEY
 
     # launch tests
-    - 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:
@@ -30,12 +33,9 @@ test job:
 
 lint job:
   stage: lint
+  <<: *setup_env
   dependencies: []
   script:
-    - cd src/
-    - cp -r /app/__pypackages__ .
-    - 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"
     - pdm run flake8 --config=../tox.ini
   allow_failure: true # Linter can fail, fixing it is for now outside of the projects scope