Add Coveralls coverage reporting

.github/workflows/python-app.yml

@@ -52,14 +52,35 @@ jobs:
           conda info
           conda list
 
-      - name: install with pip
+      - name: Install package and test dependencies
         shell: bash -l {0}
         run: |
-            which pip
-            pip install -e .
-            conda list
+          which pip
+          pip install -e .
+          pip install pytest-cov
+          conda list
 
-      - name: Run test suite
+      - name: Run test suite with coverage
         shell: bash -l {0}
-        #run: prep-license ${{ secrets.MODELLER_KEY }} && pytest -v # no valid modeller key
-        run: pytest -v
+        run: |
+          pytest -v --cov=prepmd --cov-report=term-missing --cov-report=lcov
+
+      - name: Coveralls GitHub Action
+        uses: coverallsapp/github-action@5cbfd81b66ca5d10c19b062c04de0199c215fb6e # v2.3.7
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          file: coverage.lcov
+          flag-name: ${{ matrix.os }}-py${{ matrix.python-version }}
+          parallel: true
+          fail-on-error: false
+
+  coveralls:
+    name: Finalise Coveralls
+    needs: tests
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Coveralls Finished
+        uses: coverallsapp/github-action@5cbfd81b66ca5d10c19b062c04de0199c215fb6e # v2.3.7
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          parallel-finished: true