ci: improve CI/CD pipeline configuration

- Add pytest and pytest-cov to requirements.txt
- Add coverage report upload to CI workflow
- Add dependency between test and deploy jobs
- Use Heroku official GitHub action for deployment
- Remove container-related commands

Author: CynthiaWahome

.github/workflows/cd.yml

@@ -6,34 +6,23 @@ on:
       - feature/heroku
 
 jobs:
+  test:
+    uses: ./.github/workflows/ci.yml
+
   deploy:
-    needs: test 
+    needs: test
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      
-      - name: Install Heroku CLI
-        run: |
-          curl https://cli-assets.heroku.com/install.sh | sh
-      
-      - name: Login to Heroku Container Registry
-        env:
-          HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}
-        run: heroku container:login
-      
-      - name: Set Heroku stack to container
-        env:
-          HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}
-        run: heroku stack:set container -a github-commit-monitor
-      
-      - name: Build and push
-        env:
-          HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}
-        run: |
-          heroku container:push web -a github-commit-monitor
-          heroku container:release web -a github-commit-monitor
-        
-      - name: Set environment variables
+
+      - name: Deploy to Heroku
+        uses: akhileshns/heroku-deploy@v3.12.14
+        with:
+          heroku_api_key: ${{ secrets.HEROKU_API_KEY }}
+          heroku_app_name: "github-commit-monitor"
+          heroku_email: ${{ secrets.HEROKU_EMAIL }}
+
+      - name: Set Heroku config vars
         env:
           HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}
         run: |

.github/workflows/ci.yml

@@ -20,17 +20,20 @@ jobs:
         with:
           python-version: '3.9'
 
-      - name: Upgrade pip and setuptools
-        run: |
-          python -m pip install --upgrade pip setuptools
-
       - name: Install dependencies
         run: |
+          python -m pip install --upgrade pip
           pip install -r requirements.txt
 
       - name: Run tests
         env:
           MY_GITHUB_SECRET: ${{ secrets.MY_GITHUB_SECRET }}
           CHANNEL_ID: ${{ secrets.CHANNEL_ID }}
         run: |
-          python -m pytest --cov=app tests/ --cov-report=html
+          python -m pytest --cov=app tests/ --cov-report=html
+
+      - name: Upload coverage reports
+        uses: actions/upload-artifact@v2
+        with:
+          name: coverage-report
+          path: htmlcov/