Refactor backend deployment workflow to use Docker container in Azure App Service

.github/workflows/dev_syncrow(dev).yml

@@ -1,7 +1,4 @@
-# Docs for the Azure Web Apps Deploy action: https://github.com/Azure/webapps-deploy
-# More GitHub Actions for Azure: https://github.com/Azure/actions
-
-name: Build and deploy Node.js app to Azure Web App - syncrow
+name: Backend deployment to Azure App Service
 
 on:
   push:
@@ -9,54 +6,50 @@ on:
       - dev
   workflow_dispatch:
 
+env:
+  AZURE_WEB_APP_NAME: 'syncrow'
+  AZURE_WEB_APP_SLOT_NAME: 'dev'
+  ACR_REGISTRY: 'syncrow.azurecr.io'
+  IMAGE_NAME: 'backend' 
+  IMAGE_TAG: 'latest'
+
 jobs:
-  build:
+  build_and_deploy:
     runs-on: ubuntu-latest
 
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Node.js version
+      - name: Set up Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: '20.x'
+          node-version: '20'
 
-      - name: npm install, build, and test
+      - name: Install dependencies and build project
         run: |
           npm install
-          npm run build --if-present
-          npm run test --if-present
+          npm run build
 
-      - name: Zip artifact for deployment
-        run: zip release.zip ./* -r
-
-      - name: Upload artifact for deployment job
-        uses: actions/upload-artifact@v4
+      - name: Log in to Azure
+        uses: azure/login@v1
         with:
-          name: node-app
-          path: release.zip
+          creds: ${{ secrets.AZURE_CREDENTIALS }}
 
-  deploy:
-    runs-on: ubuntu-latest
-    needs: build
-    environment:
-      name: 'dev'
-      url: ${{ steps.deploy-to-webapp.outputs.webapp-url }}
-    permissions:
-      id-token: write #This is required for requesting the JWT
+      - name: Log in to Azure Container Registry
+        run: az acr login --name ${{ env.ACR_REGISTRY }}
 
-    steps:
-      - name: Download artifact from build job
-        uses: actions/download-artifact@v4
-        with:
-          name: node-app
+      - name: List build output
+        run: ls -R dist/
 
-      - name: Unzip artifact for deployment
-        run: unzip release.zip
-      
-      - name: Login to Azure
-        uses: azure/login@v2
-        with:
-          client-id: ${{ secrets.AZUREAPPSERVICE_CLIENTID_2E1ED4F52F8C460983282C54608B4DEA }}
-          tenant-id: ${{ secrets.AZUREAPPSERVICE_TENANTID_6832825877B84FDCB7D101DAFDA2B430 }}
-          subscription-id: ${{ secrets.AZUREAPPSERVICE_SUBSCRIPTIONID_AA7B220EECF349AC888260B412830E86 }}
+      - name: Build and push Docker image
+        run: |
+          docker build . -t ${{ env.ACR_REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }}
+          docker push ${{ env.ACR_REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }}
+
+      - name: Set Web App with Docker container
+        run: |
+          az webapp config container set \
+          --name ${{ env.AZURE_WEB_APP_NAME }} \
+          --resource-group backend \
+          --docker-custom-image-name ${{ env.ACR_REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }} \
+          --docker-registry-server-url https://${{ env.ACR_REGISTRY }}