feat: Update Azure Web App deployment step to correct app name and add slot name

Author: celin-virtonomy

.github/workflows/deploy.yml

@@ -13,10 +13,10 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v3
 
-      - name: Upload Docker Compose to Azure Web App
+      - name: Deploy to Azure Web App
         uses: azure/webapps-deploy@v2
         with:
-          app-name: 'querypal-app'
-          publish-profile: ${{ secrets.AZURE_WEBAPP_PUBLISH_PROFILE }}
-          images: ''
-          configuration-file: 'docker-compose.yml'
+            app-name: 'querypal'
+            slot-name: 'production'
+            publish-profile: ${{ secrets.AZURE_WEBAPP_PUBLISH_PROFILE }}
+            configuration-file: 'docker-compose.yml'