Issue #141: adds jobs for validating version bump

.github/workflows/workflow-lint-test-python.yml

@@ -3,6 +3,13 @@ name: Reusable lint and test workflow for Python projects
 
 on:
   workflow_call:
+    inputs:
+      pyproject-path:
+        required: false
+        type: string
+      package-name:
+        required: false
+        type: string
 
 permissions:
   actions: read
@@ -49,3 +56,35 @@ jobs:
       - name: Run tests with coverage (coverage must be at least 80% to pass)
         run: |
           pytest --cov=. --cov-fail-under=80 tests/ # default value, coverage must be at least 80%
+
+  version-bump-check:
+      runs-on: ubuntu-latest
+      if: inputs.pyproject-path != ''
+      steps:
+        - uses: actions/checkout@v3
+
+        - name: Set up Python
+          uses: actions/setup-python@v4
+          with:
+            python-version: '3.11'
+
+        - name: Parse version from pyproject.toml
+          id: parse_version
+          run: |
+            version=$(grep -Po '(?<=^version = ")[^"]*' ${{ inputs.pyproject-path }})
+            echo "version=$version" >> $GITHUB_ENV
+
+        - name: Get latest tag
+          id: get_latest_tag
+          run: |
+            latest_tag=$(git describe --tags $(git rev-list --tags --max-count=1))
+            echo "latest_tag=$latest_tag" >> $GITHUB_ENV
+
+        - name: Check version bump
+          run: |
+            if [ "$version" == "$latest_tag" ]; then
+              echo "Version has not been bumped!"
+              exit 1
+            else
+              echo "Version has been bumped."
+            fi