Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -37,6 +37,12 @@ lint:
     - 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 the Python Lint stage"
+  rules:
+    # Run on branches and merge requests; skip on tags
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+    - if: '$CI_COMMIT_BRANCH'
+    - if: '$CI_COMMIT_TAG'
+      when: never
 
 test:
   stage: test
@@ -51,6 +57,12 @@ test:
     - echo "Running PyTests"
   after_script:
     - echo "Tests completed succesfully"
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+    - if: '$CI_COMMIT_BRANCH'
+    - if: '$CI_COMMIT_TAG'
+      when: never
+
 
 diag:
   stage: diag
@@ -63,6 +75,11 @@ diag:
     - 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:
@@ -81,6 +98,13 @@ build:
     - docker build -t $DOCKERHUB_REPO:$CI_COMMIT_SHORT_SHA .
   after_script:
     - echo "Docker image pushed successfully!"
+  rules:
+    # Build on feature branches and default branch, not on tags, and not on detached MR pipelines
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+      when: never
+    - if: '$CI_COMMIT_BRANCH'
+    - if: '$CI_COMMIT_TAG'
+      when: never
     
 deploy:
   stage: deploy
@@ -95,4 +119,12 @@ deploy:
         docker tag $DOCKERHUB_REPO:$CI_COMMIT_SHORT_SHA $DOCKERHUB_REPO:latest;
         docker push $DOCKERHUB_REPO:latest;
       fi
+  rules:
+    # Deploy only on default branch (e.g., main) pipelines; never on MRs or tags
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
+      when: never
+    - if: '$CI_COMMIT_TAG'
+      when: never
+    - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
+    - when: never
     
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