reduce setup complexity

.travis.yml

@@ -2,14 +2,13 @@ dist: bionic
 
 language: python
 
-python: '3.11'
+python: '3.12'
 
 install: pipenv install --dev
 
 services:
   - docker
 
-# By default, we build only on pushes to master or Pull Requests
 if: type != push OR branch = latest
 
 jobs:
@@ -19,14 +18,16 @@ jobs:
       script: pipenv run ./crawler.py --region Utrecht
 
     - stage: Build, Test and Publish
-      name: Build image
-      if: type = pull_request
-      install: docker pull nstapelbroek/estate-crawler:latest
-      script: make validate-pr
+      name: Linting
+      script: pipenv run black ./ --line-length 120 --check --diff
 
     - stage: Build, Test and Publish
       name: Build and publish image
       if: branch = latest AND type != pull_request
       install: docker pull nstapelbroek/estate-crawler:latest
-      script: make validate
-      after_success:  printenv DOCKERHUB_PASSWORD | docker login --username nstapelbroekbot --password-stdin && docker tag nstapelbroek/estate-crawler:$TRAVIS_BRANCH docker.io/nstapelbroek/estate-crawler:$TRAVIS_BRANCH && docker push docker.io/nstapelbroek/estate-crawler
+      script: printenv DOCKERHUB_PASSWORD | docker login --username nstapelbroekbot --password-stdin && docker tag nstapelbroek/estate-crawler:$TRAVIS_BRANCH docker.io/nstapelbroek/estate-crawler:$TRAVIS_BRANCH && docker push docker.io/nstapelbroek/estate-crawler
+
+  allow_failures:
+    - stage: Build, Test and Publish
+      name: Security checks
+      script: pipenv check --system

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11.5-alpine3.18 AS base
+FROM python:3.12-alpine3.19 AS base
 RUN apk add --no-cache libxml2-dev libffi-dev gcc build-base libxslt-dev zlib-dev libffi-dev openssl-dev
 
 ENV PIP_NO_CACHE_DIR=off
@@ -10,28 +10,14 @@ COPY Pipfile.lock /app/
 
 RUN pipenv install --system --deploy
 
-# App is for base images that do not need dev-dependencies
-FROM base AS app
-COPY . /app/
-
-# test-base is for images that need dev-dependencies
-FROM app AS test-base
+FROM base AS dev
 RUN pipenv install --system --deploy --dev
+COPY . /app/
 
-# release will form a base for shippable images that are meant to run the application
-FROM app AS release
-VOLUME buid
-
-# Check is a "public" stage ensuring that language dependencies are safe
-FROM test-base AS Check
-RUN safety check
-RUN pipenv check --system
-
-# CodeStyle is a "public" stage that checks the codestyle of the application
-FROM test-base AS CodeStyle
+FROM dev AS lint
 RUN black ./ --line-length 120 --check --diff
 
-# The final release
-FROM release As Prod
+FROM base As release
+COPY . /app/
 ENTRYPOINT ["python", "crawler.py"]
 CMD ["--region", "amsterdam"]