Fix python install

.gitlab-ci.yml

@@ -18,7 +18,6 @@ rails spec:
     - when: always
   script:
     - cd /app
-    - python3 -m pip install invoke
     - inv db-migrate
     - inv test
   artifacts:
@@ -37,7 +36,6 @@ rails e2e spec:
     - when: always
   script:
     - cd /app
-    - python3 -m pip install invoke
     - inv verify-http
   after_script:
     - 'test -f /tmp/turniere-e2e-server.log && tail -n 200 /tmp/turniere-e2e-server.log || true'

docker/production/Dockerfile

@@ -1,7 +1,7 @@
 ARG base_commit
 FROM ruby:3.1.2-slim
 # RUN apk add --no-cache build-base tzdata sqlite sqlite-dev postgresql-dev git && gem install tzinfo-data
-RUN apt-get update -qq && apt-get install -y openssl git build-essential libpq-dev nodejs && apt-get clean && gem install tzinfo-data
+RUN apt-get update -qq && apt-get install -y openssl git build-essential libpq-dev nodejs python3 python3-pip && apt-get clean && gem install tzinfo-data && python3 -m pip install --no-cache-dir invoke
 WORKDIR /app
 COPY Gemfile* /app/
 RUN gem install bundler:2.3.13 && bundle config set deployment 'true' && bundle install