add .gitlab-ci.yml

.gitlab-ci.yml

+stages:
+  - lint
+  - test
+  - diag
+  - build
+  - deploy
+
+variables:
+  PYTHONPATH: "${CI_PROJECT_DIR}"
+  DOCKER_REGISTRY: "docker.io"
+  DOCKERHUB_REPO: "$DOCKER_USERNAME/reddit_data_fetcher"  # Replace with your new repo name
+
+.build_template:
+  tags: ["ubuntu", "vm"]  # Match your runner tags
+  before_script:
+    - echo "Docker CLI info:"
+    - docker version
+
+lint:
+  stage: lint
+  image: python:3.10
+  extends: .build_template
+  before_script:
+    - pip install flake8
+  script:
+    - echo "Linting Python code..."
+    - flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+    - flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+    - echo "Done running Python lint stage"
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+    - if: '$CI_COMMIT_BRANCH'
+    - if: '$CI_COMMIT_TAG'
+      when: never
+
+test:
+  stage: test
+  image: python:3.10
+  extends: .build_template
+  before_script:
+    - pip install pytest
+    - echo "Running Tests"
+    - echo "PYTHONPATH: ${PYTHONPATH}"
+    - echo "PWD=$(pwd)"
+  script:
+    - echo "Running PyTests"
+  after_script:
+    - echo "Tests completed successfully"
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+    - if: '$CI_COMMIT_BRANCH'
+    - if: '$CI_COMMIT_TAG'
+      when: never
+
+diag:
+  stage: diag
+  image: docker:24.0.9
+  tags: ["ubuntu","vm"]
+  script:
+    - echo "Check socket:"
+    - ls -l /var/run || true
+    - stat /var/run/docker.sock || true
+    - echo "Docker info:"
+    - docker version || true
+    - docker info || true
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+    - if: '$CI_COMMIT_BRANCH'
+    - if: '$CI_COMMIT_TAG'
+      when: never
+
+build:
+  stage: build
+  image: docker:24.0.9
+  extends: .build_template
+  before_script:
+    - echo "Building Docker image for commit: ${CI_COMMIT_SHORT_SHA}"
+    - echo "Logging in to Docker registry..."
+    - echo "$DOCKER_TOKEN" | docker login -u "$DOCKER_USERNAME" --password-stdin
+  script:
+    - echo "Building image..."
+    - cd .  # Replace '.' if your Dockerfile is in a subfolder
+    - docker build -t $DOCKERHUB_REPO:$CI_COMMIT_SHORT_SHA .
+  after_script:
+    - echo "Docker image built successfully!"
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+      when: never
+    - if: '$CI_COMMIT_BRANCH'
+    - if: '$CI_COMMIT_TAG'
+      when: never
+
+deploy:
+  stage: deploy
+  image: docker:24.0.9
+  tags: ["ubuntu","vm"]
+  script:
+    - echo "$DOCKER_TOKEN" | docker login -u "$DOCKER_USERNAME" --password-stdin
+    - echo "Logged into Docker Hub successfully!"
+    - docker push $DOCKERHUB_REPO:$CI_COMMIT_SHORT_SHA
+    - echo "Pushed Docker image to Docker Hub successfully!"
+    # ===== OPTIONAL: update tag for default branch =====
+    - if [ "$CI_COMMIT_BRANCH" = "$CI_DEFAULT_BRANCH" ]; then
+        docker tag $DOCKERHUB_REPO:$CI_COMMIT_SHORT_SHA $DOCKERHUB_REPO:latest;
+        docker push $DOCKERHUB_REPO:latest;
+      fi
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+      when: never
+    - if: '$CI_COMMIT_TAG'
+      when: never
+    - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
\ No newline at end of file