Add or update the Azure App Service build and deployment workflow config

.github/workflows/main_duocmatico-backend.yml

@@ -0,0 +1,75 @@
+# 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 PHP app to Azure Web App - duocmatico-backend
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.3'
+
+      - name: Check if composer.json exists
+        id: check_files
+        uses: andstor/file-existence-action@v1
+        with:
+          files: 'composer.json'
+
+      - name: Run composer install if composer.json exists
+        if: steps.check_files.outputs.files_exists == 'true'
+        run: composer validate --no-check-publish && composer install --prefer-dist --no-progress
+
+      - name: Zip artifact for deployment
+        run: zip release.zip ./* -r
+
+      - name: Upload artifact for deployment job
+        uses: actions/upload-artifact@v4
+        with:
+          name: php-app
+          path: release.zip
+
+  deploy:
+    runs-on: ubuntu-latest
+    needs: build
+    environment:
+      name: 'Production'
+      url: ${{ steps.deploy-to-webapp.outputs.webapp-url }}
+    permissions:
+      id-token: write #This is required for requesting the JWT
+
+    steps:
+      - name: Download artifact from build job
+        uses: actions/download-artifact@v4
+        with:
+          name: php-app
+
+      - name: Unzip artifact for deployment
+        run: unzip release.zip
+
+      - name: Login to Azure
+        uses: azure/login@v2
+        with:
+          client-id: ${{ secrets.AZUREAPPSERVICE_CLIENTID_83FEC6DE9D354E29B42F0E8D6543B949 }}
+          tenant-id: ${{ secrets.AZUREAPPSERVICE_TENANTID_49C231935F5949FA9E4AF77EC1A4E83C }}
+          subscription-id: ${{ secrets.AZUREAPPSERVICE_SUBSCRIPTIONID_BBAF34DAE20646B498A78CD77A8B5F99 }}
+
+      - name: 'Deploy to Azure Web App'
+        uses: azure/webapps-deploy@v3
+        id: deploy-to-webapp
+        with:
+          app-name: 'duocmatico-backend'
+          slot-name: 'Production'
+          package: .
+