Update GHA to run tests

.github/workflows/Deploy.yml

@@ -6,9 +6,34 @@ on:
       - main
 
 jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Run tests
+        run: pytest
+
+      - name: Upload coverage reports to Codecov
+        uses: codecov/[email protected]
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
   deploy:
     runs-on: ubuntu-latest
     environment: Preview
+    needs: test
     steps:
       - name: Checkout code
         uses: actions/checkout@v2
@@ -37,10 +62,10 @@ jobs:
         run: |
           zip -r deployment_package.zip .
 
-#      - name: Deploy to AWS Lambda - Production
-#        if: env.ENVIRONMENT == 'Production'
-#        run: |
-#          aws lambda update-function-code --function-name prod-lta-datasets-updater --zip-file fileb://deployment_package.zip
+      #      - name: Deploy to AWS Lambda - Production
+      #        if: env.ENVIRONMENT == 'Production'
+      #        run: |
+      #          aws lambda update-function-code --function-name prod-lta-datasets-updater --zip-file fileb://deployment_package.zip
 
       - name: Deploy to AWS Lambda - Preview
         run: |