Merge branch 'server-deployment' into 'production'

add bare-metal tag

See merge request !7

.gitlab-ci.yml

-# This file is a template, and might need editing before it works on your project.
-# To contribute improvements to CI/CD templates, please follow the Development guide at:
-# https://docs.gitlab.com/ee/development/cicd/templates.html
-# This specific template is located at:
-# https://gitlab.com/gitlab-org/gitlab/-/blob/master/lib/gitlab/ci/templates/Python.gitlab-ci.yml
-
-# Official language image. Look for the different tagged releases at:
-# https://hub.docker.com/r/library/python/tags/
-image: python:latest
-
 # Change pip's cache directory to be inside the project directory since we can
 # only cache local items.
 variables:
@@ -30,6 +20,7 @@ stages:
 
 build-job:
   stage: build
+  image: python:latest
   script:
     - python -V
     - pip install virtualenv
@@ -43,18 +34,22 @@ build-job:
 
 test-job1:
   stage: test
+  image: python:latest
   script:
     - source venv/bin/activate
     - flake8 --config .flake8
 
 test-job2:
   stage: test
+  image: python:latest
   script:
     - source venv/bin/activate
     - mypy --config-file=pyproject.toml server
 
 deploy-to-production:
   stage: deploy
+  tags:
+    - bare-metal
   script:
     - echo "Becoming 'nacsos' user"
     - sudo -u nacsos -s