Extract conda activation into before_script

[skip ci]

.gitlab-ci.yml

@@ -3,12 +3,15 @@ stages:
   - deploy
   - cleanup
 
+default:
+  before_script:
+    - source /opt/miniconda3/etc/profile.d/conda.sh
+
 build-and-publish:
   stage: build-and-publish
   rules:
     - if: $CI_COMMIT_TAG
   script:
-    - source /opt/miniconda3/etc/profile.d/conda.sh
     - conda config --add channels conda-forge
     - conda config --set solver libmamba
     - conda config --set anaconda_upload yes
@@ -22,7 +25,6 @@ deploy-test:
   script:
     - cd /opt/pyzebra
     - git pull origin main --tags
-    - source /opt/miniconda3/etc/profile.d/conda.sh
     - conda activate test
     - conda build ./conda-recipe
     - conda install --use-local --only-deps pyzebra -y
@@ -37,7 +39,6 @@ deploy-prod:
       when: delayed
       start_in: 1 minute
   script:
-    - source /opt/miniconda3/etc/profile.d/conda.sh
     - conda activate prod
     - conda update pyzebra -y
     - sudo systemctl restart pyzebra-prod.service