Remove the Azure App Service build and deployment workflow config

.github/workflows/hallo_velar.yml

@@ -1,61 +0,0 @@
-name: Build and deploy Node.js app to Azure Web App - velar
-
-on:
-  push:
-    branches:
-      - hallo
-  workflow_dispatch:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-    defaults:
-      run:
-        working-directory: ./backend   # run commands inside backend
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Set up Node.js version
-        uses: actions/setup-node@v3
-        with:
-          node-version: '22.x'
-
-      - name: npm install, build, and test
-        run: |
-          npm install
-          npm run build --if-present
-          npm run test --if-present
-
-      - name: Upload artifact for deployment job
-        uses: actions/upload-artifact@v4
-        with:
-          name: node-app
-          path: ./backend   # upload only backend folder
-
-  deploy:
-    runs-on: ubuntu-latest
-    needs: build
-    permissions:
-      id-token: write
-      contents: read
-    steps:
-      - name: Download artifact from build job
-        uses: actions/download-artifact@v4
-        with:
-          name: node-app
-
-      - name: Login to Azure
-        uses: azure/login@v2
-        with:
-          client-id: ${{ secrets.AZUREAPPSERVICE_CLIENTID_F727CA48A81946BF99B8EC3F878129C2 }}
-          tenant-id: ${{ secrets.AZUREAPPSERVICE_TENANTID_96ACFC59BC06409281B7E8A8F508E57D }}
-          subscription-id: ${{ secrets.AZUREAPPSERVICE_SUBSCRIPTIONID_039360BE8FF74AFB88B8C70AD12FE650 }}
-
-      - name: Deploy to Azure Web App
-        uses: azure/webapps-deploy@v3
-        with:
-          app-name: 'velar'
-          slot-name: 'Production'
-          package: ./backend   # deploy only backend folder