build: Update pytest parallelism and add Codecov artifact upload

.github/workflows/main.yml

@@ -32,12 +32,13 @@ jobs:
 
       - name: Test with pytest
         run: |
-          poetry run pytest -n 2 --cov --cov-report xml:coverage-report/coverage.xml
+          # Github action runners now have 4 cores
+          poetry run pytest -n 4 --cov --cov-report xml:coverage-report/coverage.xml
 
       - name: Build documentation
         run: poetry run make html --directory docs/
 
-      - name: Upload coverage report
+      - name: Upload coverage report artifact to be used by Codecov
         uses: actions/upload-artifact@v2
         with:
           name: coverage-report
@@ -74,10 +75,10 @@ jobs:
         issues: write
         pull-requests: write
 
-    # needs: Continuous-Integration
+    needs: Continuous-Integration
 
     # if pulling to main, deploy to PyPI
-    # if: github.ref == 'refs/heads/main'
+    if: github.ref == 'refs/heads/main'
 
     # Set up operating system
     runs-on: ubuntu-latest
@@ -100,11 +101,6 @@ jobs:
     - name: Install package
       run: poetry install
 
-
-    # Existing jobs...
-
-
-
    # This action uses Python Semantic Release v8
    # What this action does:
    # - Determines the next version number based on the commit history
@@ -142,10 +138,6 @@ jobs:
         user: __token__
         password: ${{ secrets.PYPI_API_TOKEN }}
 
-    - name: Print latest tag name
-      run: |
-        printf "%s\n" "${LATEST_TAG}"
-
     - name: Print branch name
       run: |
         printf "LATEST TAG: %s\n" "${LATEST_TAG}"